0188-4999
0188-4999
S0188-49992019000300731
10.20937/rica.2019.35.03.18
Ecuador
Ecuador
Ecuador
Ecuador
USA
00
00
2019
00
00
2019
35
3
731
755
[
2011
71
]
[
2016
5
2
2
29-46
]
[
2012
81
114-21
]
[
2013
1
1
1
1-5
]
[
2016
15
191-6
]
[
APHA
2005
21st ed.
541
]
[
2015
8
16
16
54-60
]
[
2013
94
]
[
2013
57
]
[
2008
39
6
6
887-914
]
[
2007
45
8
8
1443-52
]
[
2008
128
557-64
]
[
1994
]
[
2016
125
]
[
2016
33
]
[
2006
368
320-5
]
[
2015
69
]
[
CCME
2014
]
[
2008
116
12
12
1706-12
]
[
2002
285
1
1
177-85
]
[
2015
54
]
[
2011
43
1
1
3-5
]
[
CPPS
2012
141
]
[
2016
99
]
[
2008
400
1-3
1-3
93-114
]
[
EC
2016
]
[
El Telégrafo
2017
]
[
FAO
2003
]
[
FAO
2016
200
]
[
2008
42
326-32
]
[
2014
82
221-6
]
[
2013
59
]
[
2015
32
]
[
1997
17
37-50
]
[
2000
109
147-56
]
[
2009
408
171-82
]
[
2013
322
]
[
IIED
2001
28
]
[
INEC
2010
]
[
INP
2013
5
]
[
2012
44
]
[
2017
80
]
[
2001
109
9
9
871-6
]
[
2013
111
]
[
2015
101
132-9
]
[
2011
159
2328-64
]
[
2014
468-469
843-85
]
[
1990
235
]
[
2007
69
1454-64
]
[
1995
90
2
2
181-6
]
[
MAE
2014
]
[
2010
43
1766-79
]
[
2007
45
10
10
1968-74
]
[
2009
15
1-6
]
[
2010
76
]
[
2008
21
1
1
1-6
]
[
2006
296
15
15
1885-99
]
[
NOAA
1990
244
]
[
2015
6
101-6
]
[
2015
66
]
[
2015
63
]
[
2016
72
]
[
QGIS Development Team
2015
]
[
2016
106
]
[
2016
10
19-28
]
[
2016
69
]
[
2017
15
590-591
590-591
843-52
]
[
2017
107
47-54
]
[
2014
102
161-8
]
[
STM
2015
72
]
[
2010
118
1
1
137-43
]
[
2013
46
]
[
2005
50
9
9
1004-7
]
[
2008
46
8
8
2782-8
]
[
2006
114
7
7
1072-6
]
[
2003
18
3
3
149-75
]
[
2004
23
8
8
535-52
]
[
2013
85
]
[
2016
547
132-6
]
[
USEPA
1980
]
[
WHO
2015
]
[
WoRMS Editorial Board
2016
]
[
2007
387
96-104
]