1405-3322 1405-3322 S1405-33222021000100008 10.18268/bsgm2021v73n1a210920 Mexico Mexico Mexico 00 00 2021 00 00 2021 73 1

1987 67 2-3 2-3 247-55 2004 22 4 4 485-97 2013 57 4 4 741-54 2020 62 2 2 147-55 1986 37 499-510 2003 21 1-11 2014 66 2 2 123-34 2006 2005 30 2 2 41-6 2015 32 1 1 50-61 2015 21 3 3 255-66 1984 48 2 2 341-6 2014 484 27-35 2006 62 2 2 111-29 1990 150 2 2 506-12 2012 3 1 1 141-55 Environmental Systems Research Institute Inc 2004 1997 87-115 2019 26 1 1 3-15 2015 31 1 1 47-62 2012 3 3 3 331-40 2009 154 2010 2010 267-80 2005 26 24 24 5475-92 2003 251-76 2005 22 3 3 329-44 1997 18 13 13 2835-52 2018 10 4105 2010 10 8697-760 Munsell color 2000 2012 361 1-2 1-2 251-60 2018 40-55 2012 32 3 3 279-86 2015 32 3 3 501-13 1993 71-90 Statgraphics 2010 2003 139 1 1 57-63 2011 2008 100 149-59 2010 94 2 2 99-107 World Health Organization 2014