| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | R | S | T | U | V | Z
GAMBIA
Maize & Sorghum
Setaria pallide-fusca (Schumach.) Stapf & C. E. Hubb.Mitracarpus villosus (Sw.) DC.Senna obtusifolia (L.) H.S.Irwin & BarnebyStriga hermontica (Del.) Benth.Croton lobatus L.
Coffee
Groundnut
Setaria pallide-fusca (Schumach.) Stapf & C. E. Hubb.Mitracarpus villosus (Sw.) DC.
Rice
Setaria pallide-fusca (Schumach.) Stapf & C. E. Hubb.Brachiaria spp.Mitracarpus villosus (Sw.) DC.Synedrella nodiflora (L.) Gaertn.Senna obtusifolia (L.) H.S.Irwin & Barneby
Water bodies
Eichhornia crassipes Mart. Solms.
Information gathered from FAO projects
GHANA
Cocoa
Chromolaena odorata (L.) R.M. and H.Robinson
Oil Palm
Coconut
Maize, Sorghum & Millet
Phyllanthus niruri L.Striga hermontica (Del.) Benth.
Echinochloa colona (L.) Link.Oryza barthii A. Chev.Oryza longistaminata A. Chev. et Roehr.Cyperus difformis L.Cyperus iria L.
Pineapple
Digitaria spp.
Eichhornia crassipes Mart. Solms.Pistia stratiotes L. Salvinia molesta D.S.Mitch.
GUATEMALA
Maize
Rottboellia cochinchinensis (Lour.) ClaytonUrochloa fusca (Sw.) B.F. Hansen & Wunderlin
Ipomoea spp.Commelina spp.Borreria spp.
GUYANA
Echinochloa colona (L.) Link.Weedy riceCyperus articulatus L.Fimbrystilis littoralis GaudetSphenoclea zeylanica Gaertn.Eleocharis elegans (Kunth) Roemer & J.A. SchultesJussiaea suffruticosa L.
Paspalum conjugatum BergCaladium bicolor (Ait.) Vent.
Cenchrus brownii Roemer & J.A. Schultes Borreria latifolia (Aubl.) K. Schum.Emelia coccinea (Sims) G. DonGisekia pharnaceoides L.Phyllanthus niruri L.
Vegetables
Murdannia nudiflora (L.)Brenan
Fruit trees
Sporobolus indicus (L.) R. Br.
Eichhornia crassipes Mart. Solms.Pistia stratiotes L. Salvinia molesta D.S.Mitch.Cabomba aquatica Aubl.
Pastures and abandoned areas
Urochloa mutica (Forsk.) NguyenEchinochloa polystachya (Kunth) A.S. Hitchc.