0187-5779

0187-5779

S0187-57792019000200131

10.28940/terra.v37i2.202

Ecuador

Spain

Peru

00 06 2019

00 06 2019

37 2 131 140

2010

2003 17 17

1031

2003

113-60

2012 48 48

513-22

2015 10 10

2012 44 44

102-12

2007 55 55

2664-70

1998 62 62

743-9

1967 1 1

403-6

2009 9 9

222-35

2015 396 396

1-26

2014 88 88

87-99

2015 200 200

161-8

2015 188 188

576-82

2010 24 24

2015 39 39

1643-60

1989 40 40

503-37

2014 383 383

313-35

2016 129 129

463-76

2017 38 38

50-6

2015 63 63

4539-44

2012 1 1

173-86

2012 117 117

1-13

2019

209-27

2014

15-21

2018 9 9

63-70

2016 221 221

99-108

2016

27-77

2007 41 41

219-26

2019 657 657

558-67

1988 38 38

328-36

2016 51 51

668-74

2011 25 25

2008 87 87

247-63

2016 36 36

49

2016 51 51

684-9

2014 63 63

145-52

2019 9 9

1-9

2000 10 10

497-505

2008 56 56

4078-83

2017 18 18

529-41

2009 1 1

10-5

2013 7 7

33-41

2016

155-202

SPSS Statistics 2013

2004

59-80

2016 94 94

563-74

USDA-NRCS (United States Department of Agriculture-Natural Resources Conservation Service)

Soil Survey Staff 2014 51 51

60-9

2018 15 15

987-95

2012 86 86

197-212