<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0185-3309</journal-id>
<journal-title><![CDATA[Revista mexicana de fitopatología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. fitopatol]]></abbrev-journal-title>
<issn>0185-3309</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Fitopatología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0185-33092026000100002</article-id>
<article-id pub-id-type="doi">10.18781/r.mex.fit.2506-2</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Distribución de Candidatus Liberibacter asiaticus en dosel y raíz de Citrus sinensis en una condición asintomática]]></article-title>
<article-title xml:lang="en"><![CDATA[Distribution of Candidatus Liberibacter asiaticus in the canopy and roots of Citrus sinensis under asymptomatic condition]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mora-Aguilera]]></surname>
<given-names><![CDATA[Gustavo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Acevedo-Sánchez]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Bustamante]]></surname>
<given-names><![CDATA[Verónica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Bautista]]></surname>
<given-names><![CDATA[Viridiana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Espinosa]]></surname>
<given-names><![CDATA[Ma. Alejandra Gutiérrez]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Robles-García]]></surname>
<given-names><![CDATA[Pedro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Colegio de Posgraduados  ]]></institution>
<addr-line><![CDATA[ Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colegio de Posgraduados  ]]></institution>
<addr-line><![CDATA[ Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,SENASICA-DGSV  ]]></institution>
<addr-line><![CDATA[ CDMX]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2026</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2026</year>
</pub-date>
<volume>44</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0185-33092026000100002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0185-33092026000100002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0185-33092026000100002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Antecedentes/Objetivo. El presente estudio analizó por primera vez la condición asintomática inducida por CLas en Citrus sinensis / C. aurantium a partir de primeros reportes en la región Centro Golfo de México. El objetivo fue analizar con un enfoque mecanístico la concentración espacio-temporal de CLas a nivel planta en condición de huertos comerciales para demostrar la posible implicación de un prolongado periodo de incubación (PI) en la expresión asintomática de HLB.  Materiales y Métodos. Se confinaron dos de tres árboles (A1-A3) (&gt;30 años) de naranjo dulce Valencia asintomáticos positivos a CLas, identificados mediante protocolos oficiales de diagnóstico en San José Acateno, Puebla. En los árboles A2 y A3 se marcaron 13 y 16 ramas secundarias, con un total de 112 y 108 muestras follaje/colecta, respectivamente (total 1540 muestras), obtenidas de la parte distal y proximal de cada rama. Se realizaron siete muestreos mensuales de material vegetal entre mayo-diciembre. A nivel raíz se muestrearon tres categorías por diámetro/función y por combinación de seis sectores distales del tronco (0-280 cm) por 4 de profundidad (0 x 110 cm) con un total de 111 muestras. La extracción de ADN se realizó con CTAB 2 % y cuantificación por qPCR (oligos, HLBp/HLBas).  Resultados. En dosel, la incidencia/ramas en A3 fue 52.2 % (Ct = 22.7 - 34.9) y A2 47.8 % (Ct = 23.4 - 35) sin diferencia estadística (p = 0.48). La carga de inóculo fue 1.6 (±1.3) log-CLas, equivalente a 109 copias/reacción en 100 mL (rango en número de copias 6.3 a 68 870.7). CLas no fue diferente entre muestras distales (1.6 log) y proximales (1.5 log) (p = 0.33). Se encontró fluctuación temporal entre junio - octubre de muestras positivas (37 - 87, p &lt; 0.0001) y de concentración de CLas (1.6 - 3.5 log-CLas, p &gt; 0.72). La distribución de CLas por rama tuvo efecto temporal (p = 0.0001) y por sectores (p = 0.07) evidenciando alta movilidad y estacionalidad. La concentración máxima (Ymax ) se encontró asociada al sector medio-superior del dosel, y de alta movilidad hacia sectores inferior y superior en  Yinicial y  Yfinal . En raíz, se encontró 38.7 % de positividad. La detectabilidad de CLas fue homogénea entre los tipos de raíz (p &lt; 0.0001) pero variable en concentración (p = 0.04). El 47.6, 15.4 y 38.7 % de incidencia en raíz se asoció con 38.3, 43.4 y 9.5 promedio de copias CLas para soporte, conducción y absorción, respectivamente (p = 0.0001). Dos secciones de mayor intensidad-concentración de CLas (80 - 144 copias) se asociaron a raíz en zona media de goteo (160 - 240 cm) y estratos de profundidad medios (50 - 80 cm).  Conclusión . CLas se detectó significativa y consistentemente en tejido vegetal y raíz durante todo el periodo experimental, pero a concentraciones fluctuantes, no incrementales, y análoga entre árboles A2 y A3. La amplia distribución en dosel-raíz sugiere un efecto crónico sistémico. En consecuencia, el periodo de incubación no determina la condición asintomática en el sistema productivo naranjo dulce/naranjo agrio investigado. Otros factores, p.e. inherentes a la variabilidad del patógeno, podrían estar implicados. Estos resultados contribuyen a optimizar un sistema de vigilancia-monitoreo considerando estacionalidad, zona-rama, sector-dosel y tipo de tejido, con mayor probabilidad de detección de CLas aun en una eventual condición asintomática y generan nuevas perspectivas de manejo de CLas. Este es el primer trabajo que analiza PI mecanísticamente, a nivel dosel - raíz, las detecciones iniciales de HLB-asintomático en México en árboles productivos adultos de Valencia C. sinensis / C. aurantium en condiciones de campo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract   Background/Objective. This study analyzed for the first time the asymptomatic condition induced by CLas in Citrus sinensis / C. aurantium based on initial reports in the Central Gulf region of Mexico. The objective was to analyze with a mechanistic approach the spatial-temporal concentration of CLas at the plant level in commercial orchards to demonstrate the possible implication of a prolonged incubation period (IP) in the asymptomatic expression of HLB.  Materials and Methods. Two out of three trees (A1-A3) (&gt;30 years old) of asymptomatic Valencia sweet orange trees positive for CLas, identified through official diagnostic protocols in San José Acateno, Puebla, were confined. On trees A2 and A3, 13 and 16 secondary branches were marked, with a total of 112 and 108 foliage/samples per month, respectively (total 1540 samples), obtained from the distal and proximal parts of each branch. Seven monthly samplings of plant material were carried out between May and December. At the root level, three categories were sampled by diameter/function and by a combination of six distal trunk sectors (0 - 280 cm) by 4 in depth (0 x 110 cm) with a total of 111 samples. DNA extraction was performed with 2% CTAB and quantification by qPCR (oligos, HLBp/HLBas).  Results. In canopy, the incidence / branche in A3 was 52.2% (Ct = 22.7 - 34.9), and in A2 47.8% (Ct = 23.4 - 35), with no statistical difference (p = 0.48). The inoculum load was 1.6 (±1.3) log-CLas, equivalent to 109 copies/reaction in 100 mL (range in number of copies 6.3 to 68,870.7). CLas did not differ between distal (1.6 log) and proximal (1.5 log) samples (p = 0.33). Significative temporal fluctuation was found between June and October in positive samples (37 - 87, p &lt; 0.0001), but not in CLas concentration (1.6 - 3.5 log-CLas, p &gt; 0.72). The distribution of CLas by branch had a temporal effect (p = 0.0001) and by sector (p = 0.07), showing high mobility and seasonality. The maximum concentration (Ymax ) was associated with the middle-upper sector of the canopy, and high mobility towards the lower and upper sectors in  Yinitial and  Yfinal . In roots, 38.7% positivity was found. The detectability of CLas was homogeneous among root types (p &lt; 0.0001) but variable in concentration (p = 0.04). The 47.6, 15.4, and 38.7% incidence was associated with 38.3, 43.4, and 9.5 average CLas copies for support, conduction, and absorption roots, respectively (p = 0.0001). Two sections with higher CLas intensity-concentration (80 - 144 copies) were associated with roots in the middle drip zone (160 - 240 cm) and medium depth strata (50 - 80 cm).  Conclusion. CLas was significantly and consistently detected in plant and root tissue throughout the experimental period, but at fluctuating, non-incremental concentration, analogous between trees A2 and A3. The wide canopy-root distribution suggests a chronic systemic effect. Consequently, the incubation period does not determine the asymptomatic condition in the sweet orange/sour orange productive system investigated. Other factors, e.g. inherent to pathogen variability, could be involved. These results contribute to optimizing a surveillance-monitoring system considering seasonality, zone-branch, sector-canopy and type of tissue, with a greater probability of detection of CLas even in an eventual asymptomatic condition and generate new insights for Clas management. This is the first work that analyzes PI mechanistically, at canopy and root level, in initial detections in Mexico of asymptomatic-HLB in productive adult trees of Valencia C. sinensis / C. aurantium under field conditions.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[CLas]]></kwd>
<kwd lng="es"><![CDATA[HLB]]></kwd>
<kwd lng="es"><![CDATA[Carga inóculo]]></kwd>
<kwd lng="es"><![CDATA[Naranjo dulce]]></kwd>
<kwd lng="es"><![CDATA[Naranjo Agrio]]></kwd>
<kwd lng="en"><![CDATA[CLas]]></kwd>
<kwd lng="en"><![CDATA[HLB]]></kwd>
<kwd lng="en"><![CDATA[Inoculum load]]></kwd>
<kwd lng="en"><![CDATA[Sweet orange]]></kwd>
<kwd lng="en"><![CDATA[Sour orange]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Achor]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Welker]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Ben-Mahmoud]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Folimonova]]></surname>
<given-names><![CDATA[SY]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dynamics of Candidatus Liberibacter asiaticus movement and sieve-pore pluggingin Citrus sink cells]]></article-title>
<source><![CDATA[Plant Physiology]]></source>
<year>2020</year>
<volume>182</volume>
<page-range>882-91</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Alves]]></surname>
<given-names><![CDATA[MN]]></given-names>
</name>
<name>
<surname><![CDATA[Cifuentes-Arenas]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
<name>
<surname><![CDATA[Raiol-Junior]]></surname>
<given-names><![CDATA[LL]]></given-names>
</name>
<name>
<surname><![CDATA[Ferro]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Peña]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Early population dynamics of &#8220;Candidatus Liberibacter asiaticus&#8221; in susceptible and resistant genotypesafter inoculation with infected Diaphorina citri feeding on young shoots]]></article-title>
<source><![CDATA[Frontiers in Microbiology]]></source>
<year>2021</year>
<volume>12</volume>
<page-range>683923</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bassanezi]]></surname>
<given-names><![CDATA[RB]]></given-names>
</name>
<name>
<surname><![CDATA[Montesino]]></surname>
<given-names><![CDATA[LH]]></given-names>
</name>
<name>
<surname><![CDATA[Gimenes-Fernandes]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Yamamoto]]></surname>
<given-names><![CDATA[PT]]></given-names>
</name>
<name>
<surname><![CDATA[Gottwald]]></surname>
<given-names><![CDATA[TR]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efficacy of area-wideinoculum reduction and vector control on temporal progress of huanglongbing in young sweet orange plantings]]></article-title>
<source><![CDATA[Plant Disease]]></source>
<year>2013</year>
<volume>97</volume>
<page-range>789-96</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bassanezi]]></surname>
<given-names><![CDATA[RB]]></given-names>
</name>
<name>
<surname><![CDATA[Belaque]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
<name>
<surname><![CDATA[Montesino]]></surname>
<given-names><![CDATA[LH.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Frequency of symptomatic trees removal in small citrus blocks on citrus huanglongbing epidemics]]></article-title>
<source><![CDATA[Crop protection]]></source>
<year>2013</year>
<volume>52</volume>
<page-range>72-7</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bassanezi]]></surname>
<given-names><![CDATA[RB]]></given-names>
</name>
<name>
<surname><![CDATA[Busato]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
<name>
<surname><![CDATA[Bergamin Filho]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Amorim]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Gottwald]]></surname>
<given-names><![CDATA[TR.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Preliminary spatial pattern analysis of huanglongbing in São Paulo, Brazil]]></article-title>
<source><![CDATA[Proceedings of the 16th Conference of the International Organization of Citrus Virologists]]></source>
<year>2005</year>
<page-range>341-55</page-range><publisher-loc><![CDATA[Riverside, CA, USA ]]></publisher-loc>
<publisher-name><![CDATA[IOCV]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Braswell]]></surname>
<given-names><![CDATA[WE]]></given-names>
</name>
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[JW]]></given-names>
</name>
<name>
<surname><![CDATA[Stansly]]></surname>
<given-names><![CDATA[PA]]></given-names>
</name>
<name>
<surname><![CDATA[Kostyk]]></surname>
<given-names><![CDATA[BC]]></given-names>
</name>
<name>
<surname><![CDATA[Louzada]]></surname>
<given-names><![CDATA[ES]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Root samples provide early and improveddetection of Candidatus Liberibacter asiaticusin Citrus]]></article-title>
<source><![CDATA[Scientific Reports]]></source>
<year>2020</year>
<volume>10</volume>
<page-range>16982</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Canale]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Komada]]></surname>
<given-names><![CDATA[KMA]]></given-names>
</name>
<name>
<surname><![CDATA[Lopes]]></surname>
<given-names><![CDATA[JRS.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Latency and incubation of &#8216;Candidatus Liberibacter asiaticus&#8217;in citrus after vector inoculation]]></article-title>
<source><![CDATA[Tropical Plant Pathology]]></source>
<year>2020</year>
<volume>45</volume>
<page-range>320-6</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cavichioli]]></surname>
<given-names><![CDATA[TM]]></given-names>
</name>
<name>
<surname><![CDATA[Curtolo]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Cristofani-Yaly]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Rodrigues]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Coletta-Filho]]></surname>
<given-names><![CDATA[HD.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Temporal analysis of Candidatus Liberibacter asiaticus in Citrandarin genotypes indicates unstable Infection]]></article-title>
<source><![CDATA[Agronomy]]></source>
<year>2022</year>
<volume>12</volume>
<page-range>2566</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cui]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Luo]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Deng]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparison of different grafting methods on the effect of 'Candidatus Liberibacter asiaticus' transmission]]></article-title>
<source><![CDATA[Fruit Research]]></source>
<year>2022</year>
<volume>2</volume>
<page-range>15</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[De la Rosa]]></surname>
<given-names><![CDATA[AA.]]></given-names>
</name>
</person-group>
<source><![CDATA[Distribución de la Carga de Inóculo Regional de Candidatus Liberibacter asiaticus en Diaphorina citri en Tres Escenarios Citrícolas de México]]></source>
<year>2016</year>
<page-range>101</page-range><publisher-name><![CDATA[Colegio de Postgraduados Montecillo]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Esquivel-Chávez]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Dinámica de la Concentración Bacteriana de Candidatus Liberibacter asiaticus y su Efecto en la Expresión Sintomática e Histológica en Cítricos Agrios y Dulces e Implicaciones en el Potencial de Inóculo]]></source>
<year>2016</year>
<page-range>165</page-range><publisher-name><![CDATA[Colegio de Postgraduados]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Esquivel-Chávez]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Valdovinos-Ponce]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Mora-Aguilera]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez-Jaimes]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Velázquez-Monreal]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Análisis histológico foliar de cítricos agrios y naranja dulce con síntomas ocasionados por Candidatus Liberibacter asiaticus]]></article-title>
<source><![CDATA[Agrociencia]]></source>
<year>2012</year>
<volume>46</volume>
<page-range>769-78</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Esquivel-Chávez]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Análisis Histológico y Epidemiológico de Limón Mexicano y Limón Persa Asociados a Síntomas del HLB (Huanglongbing)]]></source>
<year>2011</year>
<page-range>56</page-range><publisher-loc><![CDATA[Texcoco, Edo. de México ]]></publisher-loc>
<publisher-name><![CDATA[Colegio de Postgraduados]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Flores-Sánchez]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Mora-Aguilera]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Loeza-Kuk]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[López-Arroyo]]></surname>
<given-names><![CDATA[JI]]></given-names>
</name>
<name>
<surname><![CDATA[Gutiérrez-Espinosa]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diffusion model for describing the regional spread of Huanglongbing from first-reported outbreaks and basing an area wide disease management strategy]]></article-title>
<source><![CDATA[Plant Disease]]></source>
<year>2017</year>
<volume>101</volume>
<page-range>1129-7</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Flores-Sánchez]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Mora-Aguilera]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Loeza-Kuk]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[López-Arroyo]]></surname>
<given-names><![CDATA[JI]]></given-names>
</name>
<name>
<surname><![CDATA[Domínguez-Monge]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Yield loss caused by Candidatus Liberibacter asiaticus in Persian lime, in Yucatan Mexico]]></article-title>
<source><![CDATA[Mexican Journal of Phytopathology]]></source>
<year>2015</year>
<volume>33</volume>
<page-range>195-210</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gottwald]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Luo]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Riley]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Parnell]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Edge effect and Huanglongbing]]></article-title>
<source><![CDATA[Journal of Citrus Pathology]]></source>
<year>2014</year>
<volume>1</volume>
<page-range>126-7</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gottwald]]></surname>
<given-names><![CDATA[TR.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Current epidemiological understanding of CitrusHuanglongbing]]></article-title>
<source><![CDATA[Annual Reviewof Phytopathology]]></source>
<year>2010</year>
<volume>48</volume>
<page-range>119-39</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Graham]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[EG]]></given-names>
</name>
<name>
<surname><![CDATA[Gottwald]]></surname>
<given-names><![CDATA[TR]]></given-names>
</name>
<name>
<surname><![CDATA[Irey]]></surname>
<given-names><![CDATA[MS.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Candidatus Liberibacter asiaticus causes damage to citrus fibrousroots before visual decline of Huanglongbing-infected citrus trees]]></article-title>
<source><![CDATA[Journal of Citrus Pathology]]></source>
<year>2014</year>
<volume>1</volume>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[EG]]></given-names>
</name>
<name>
<surname><![CDATA[Wu]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Bright]]></surname>
<given-names><![CDATA[DB]]></given-names>
</name>
<name>
<surname><![CDATA[Graham]]></surname>
<given-names><![CDATA[JH.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association of &#8216;Candidatus Liberibacter asiaticus&#8217; root infection, but not phloem plugging with root loss on huanglongbing-affected trees prior to appearance of foliar symptoms]]></article-title>
<source><![CDATA[Plant Pathology]]></source>
<year>2013</year>
<volume>63</volume>
<page-range>290-8</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Halbert]]></surname>
<given-names><![CDATA[SE]]></given-names>
</name>
<name>
<surname><![CDATA[Dawson]]></surname>
<given-names><![CDATA[WO]]></given-names>
</name>
<name>
<surname><![CDATA[Robertson]]></surname>
<given-names><![CDATA[CJ]]></given-names>
</name>
<name>
<surname><![CDATA[Keesling]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Asymptomatic spread of Huanglongbing and implications for disease control]]></article-title>
<source><![CDATA[Plant Health]]></source>
<year>2015</year>
<volume>112</volume>
<page-range>7605-10</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Hartung]]></surname>
<given-names><![CDATA[JS]]></given-names>
</name>
<name>
<surname><![CDATA[Levy]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Quantitative real-time PCR for detection and identification of Candidatus Liberibacter species associated with Citrus Huanglongbing]]></article-title>
<source><![CDATA[Journal of Microbiological Methods]]></source>
<year>2006</year>
<volume>66</volume>
<page-range>104-15</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lopes]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
<name>
<surname><![CDATA[Bertolini]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Frare]]></surname>
<given-names><![CDATA[GF]]></given-names>
</name>
<name>
<surname><![CDATA[Martins]]></surname>
<given-names><![CDATA[EC]]></given-names>
</name>
<name>
<surname><![CDATA[Wulff]]></surname>
<given-names><![CDATA[NA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Graft transmission efficiencies and multiplication of &#8216;Candidatus Liberibacter americanus&#8217; and &#8216;Ca. Liberibacter asiaticus&#8217; in citrus plants]]></article-title>
<source><![CDATA[Phytopathology]]></source>
<year>2009</year>
<volume>99</volume>
<page-range>301-6</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mora-Aguilera]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Robles-García]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[López-Arroyo]]></surname>
<given-names><![CDATA[JI]]></given-names>
</name>
<name>
<surname><![CDATA[Velázquez-Monreal]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
<name>
<surname><![CDATA[Flores-Sánchez]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Current situationand prospects for management of citrus HLB]]></article-title>
<source><![CDATA[Mexican Journal of Phytopathology]]></source>
<year>2014</year>
<volume>32</volume>
<page-range>108-19</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Raiol-Junior]]></surname>
<given-names><![CDATA[LL]]></given-names>
</name>
<name>
<surname><![CDATA[Cifuentes-Arenas]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
<name>
<surname><![CDATA[de Carvalho]]></surname>
<given-names><![CDATA[EV]]></given-names>
</name>
<name>
<surname><![CDATA[Girardi]]></surname>
<given-names><![CDATA[EA]]></given-names>
</name>
<name>
<surname><![CDATA[Lopes]]></surname>
<given-names><![CDATA[SA.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evidence that &#8216;Candidatus Liberibacter asiaticus&#8217; moves predominantly toward new tissue growth in Citrus plants]]></article-title>
<source><![CDATA[Plant Disease]]></source>
<year>2020</year>
<volume>105</volume>
<page-range>34-42</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Robles-González]]></surname>
<given-names><![CDATA[MM]]></given-names>
</name>
<name>
<surname><![CDATA[Velázquez-Monreal]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
<name>
<surname><![CDATA[Manzanilla-Ramírez]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Orozco-Sánchez]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Medina-Urrutia]]></surname>
<given-names><![CDATA[VM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Síntomas del huanglongbing (HLB) en limón mexicano (Citrus aurantifolia) y su dispersión en el estado de Colima, México]]></article-title>
<source><![CDATA[Revista Chapingo Serie Horticultura]]></source>
<year>2013</year>
<volume>19</volume>
<page-range>15-31</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sauer]]></surname>
<given-names><![CDATA[AV]]></given-names>
</name>
<name>
<surname><![CDATA[Zanutto]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Requena]]></surname>
<given-names><![CDATA[NPT]]></given-names>
</name>
<name>
<surname><![CDATA[Machado]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Bock]]></surname>
<given-names><![CDATA[CH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Seasonal variationin populations of &#8216;Candidatus Liberibacter asiaticus&#8217; in citrus trees in Paraná State, Brazil]]></article-title>
<source><![CDATA[Plant Disease]]></source>
<year>2015</year>
<volume>99</volume>
<page-range>1125-32</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="">
<collab>SENASICA</collab>
<source><![CDATA[Primer Informe Semestral 2022 Campaña de Protección Fitosanitaria para Plagas de los Cítricos]]></source>
<year>2022</year>
<page-range>10</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="">
<collab>SENASICA</collab>
<source><![CDATA[Acciones contra el Huanglongbing y su vector en México. Informe Julio, 2015]]></source>
<year>2015</year>
</nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="">
<collab>SENASICA</collab>
<source><![CDATA[Cambio de estatus fitosanitario de HLB en Veracruz]]></source>
<year>2012</year>
</nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="">
<collab>SENASICA</collab>
<source><![CDATA[Protocolo de actuación ante la emergencia por la detección del Huanglongbing. 2ª Edición. Dirección General de Sanidad Vegetal, México]]></source>
<year>2010</year>
</nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shi]]></surname>
<given-names><![CDATA[Q]]></given-names>
</name>
<name>
<surname><![CDATA[Pitino]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Krystel]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Cano]]></surname>
<given-names><![CDATA[LM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Temporal and spatial detection of Candidatus Liberibacter asiaticus putative effector transcripts during interaction with Huanglongbing-susceptible, -tolerant, and -resistant citrus hosts]]></article-title>
<source><![CDATA[BMC Plant Biology]]></source>
<year>2019</year>
<volume>19</volume>
<page-range>122</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="book">
<collab>SIMDIA</collab>
<source><![CDATA[Sistema de Monitoreo de Diaphorina]]></source>
<year>2022</year>
<publisher-name><![CDATA[DGSV-SENASICA]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Xie]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Zhao]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Long]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Zhen]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Zou]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparative analysis of Wanjincheng orange leaf and root responses to &#8216;Candidatus liberibacter asiaticus&#8217; infection using leaf-disc grafting]]></article-title>
<source><![CDATA[Horticultural Plant Journal]]></source>
<year>2021</year>
<volume>7</volume>
<page-range>401-10</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
