Production system | Guineo-Congolian zone | Deciduous forest zone | Evergreen forest zone | ||||||
---|---|---|---|---|---|---|---|---|---|
Species | IS | Rank | Species | IS | Rank | Species | IS | Rank | |
On-farm | Zea mays L. | 4.40 | 1st | Theobroma cacao L. | 4.10 | 1st | Manihot esculenta Crantz. | 5.00 | 1st |
Elaeis guineensis Jacq. | 3.73 | 2nd | Manihot esculenta Crantz. | 3.58 | 2nd | Hevea brasiliensis (Willd. Ex A. Juss.) Mull.Arg. | 3.50 | 2nd | |
Manihot esculenta Crantz. | 2.96 | 3rd | Zea mays L. | 3.42 | 3rd | Synsepalum dulcificum (Schumach &Thonn.) Daniell | 3.40 | 3rd | |
Capsicum sp. | 2.42 | 4th | Cola nitida (Vent.) Schott & Endl. | 3.10 | 4th | Psidium guajava L. | 3.00 | 4th | |
Citrus sinensis L. | 2.41 | 5th | Solanum aethiopicum L. | 3.00 | 5th | Theobroma cacao L. | 3.00 | 5th | |
Home garden | Musa sapientum L. | 3.38 | 1st | Theobroma cacao L. | 4.41 | 1st | Musa sapientum L. | 5.00 | 1st |
Elaeis guineensis Jacq. | 3.37 | 2nd | Elaeis guineensis Jacq. | 3.73 | 2nd | Synsepalum dulcificum (Schumach &Thonn.) Daniell | 4.70 | 2nd | |
Citrus lemon L. | 3.30 | 3rd | Musa parasidica L. | 3.55 | 3rd | Psidium guajava L. | 4.00 | 3rd | |
Citrus sinensis (L.) Osbeck | 3.12 | 4th | Manihot esculenta Crantz. | 3.50 | 4th | Musa parasidica L. | 3.50 | 4th | |
Cocos nucifera L. | 2.80 | 5th | Coffea canephora L. | 3.43 | 5th | Citrus sinensis (L.) Osbeck | 3.00 | 5th |