|
- - - |
Shade-Grown Coffee |
Sun-Grown Coffee |
|
Yield |
Lower (about 25-40 percent) |
Higher |
|
Coffee plants per hectare |
1,000-2,000 |
3,000-7,000 |
|
Kilograms of coffee per hectare per year |
550 |
1600 |
|
Lifetime of coffee plants |
24-30 years |
12-15 Years |
|
Number of other crops in same area |
High |
Low/none |
|
Flavor |
Less bitter |
More bitter |
|
Producer |
Mostly small-scale growers |
Mostly large-scale growers |
|
Number of Bird Species |
150 |
20-50 |
|
Proportion of birdlife compared to a normal forest |
Two-thirds |
About one-tenth |
|
Number of mid-sized mammal species |
24 |
Almost none |
|
Number of other plant & animal species |
more ants, beetles, epiphytes, amphibians, and other species |
fewer ants, beetles, epiphytes, amphibians, and other species |
|
|
|
|
|
Weeding needed |
lower |
higher |
|
Chemical fertilizers |
lower |
higher |
|
Pesticide use |
lower |
higher |
|
Irrigation needed |
lower |
higher |
|
Soil erosion |
lower |
higher |
|
Soil acidification |
lower |
higher |
|
Toxic runoff |
lower |
higher |