Table 2. Yield and net revenues of coffee systems in Ecuador depending on the distance to adjacent forest patches. All monetary values in USD.
| | | |
|
Distance
|
Yield
|
Gross revenues
|
Costs
|
Net revenues
|
|
|
|
(m)
|
(%)†
|
(kg/ha)‡
|
($/ha)
|
($/ha)
|
($/ha)
|
| |
|
0
|
100
|
853
|
171
|
119
|
52
|
|
100
|
87
|
745
|
149
|
111
|
38
|
|
200
|
82
|
702
|
140
|
108
|
33
|
|
300
|
79
|
670
|
134
|
105
|
28
|
|
400
|
75
|
643
|
129
|
104
|
25
|
|
500
|
73
|
621
|
124
|
102
|
22
|
|
600
|
70
|
600
|
120
|
100
|
20
|
|
700
|
68
|
582
|
116
|
99
|
17
|
|
800
|
66
|
565
|
113
|
98
|
15
|
|
900
|
64
|
549
|
110
|
97
|
13
|
|
1000
|
63
|
535
|
107
|
96
|
11
|
|
1100
|
61
|
521
|
104
|
95
|
10
|
|
1200
|
60
|
508
|
102
|
94
|
8
|
|
1300
|
58
|
496
|
99
|
93
|
6
|
|
1400
|
57
|
484
|
97
|
92
|
5
|
|
1500
|
55
|
473
|
95
|
91
|
3
|
|
% change (0–1500 m)
|
–45
|
–45
|
–45
|
–23
|
–93
|
| | |
†Data based on Klein et al. 2003 and our results concerning berry weight (see Fig. 1). A yield of 100% is reflected by a combination of maximum fruit set (85.22%) and berry weight (1.65 g/berry).
‡Dried coffee berries.
|