0120-9965
0120-9965
S0120-99652018000200114
10.15446/agron.colomb.v36n2.67694
Venezuela
Ecuador
Ecuador
00
08
2018
00
08
2018
36
2
114
119
[
2006
56
4
4
555-9
]
[
2010
10
79
79
1-15
]
[
1976
72
278-84
]
[
2005
110
3
3
432-44
]
[
1998
329
3
3
551-60
]
[
1986
40
4
4
469-78
]
[
1986
40
451-68
]
[
2010
2
1
1
101-9
]
[
1995
112
6
6
987-98
]
[
1970
227
680-5
]
[
2003
107
5
5
814-22
]
[
1990
36
10
10
757-67
]
[
2007
3
6
6
1-8
]
[
1975
250
10
10
4007-21
]
[
1988
a
86
2
2
399-405
]
[
1988
b
240
4849
4849
207-10
]
[
2000
46
4
4
393-402
]
[
2016
143
188-98
]
[
1999
39
1
1
80-9
]
[
1998
45
4
4
383-8
]
[
2013
126
3
3
647-61
]