Leafhopper. Adults are small, about 2.5 mm long. Picture shows Empoasca fabae (c) Steve L. Brown, University of Georgia, Bugwood.org
Cowpea Seed Beetle
Cowpea seed beetle / Bruchid(Callosobruchus maculatus) adults are 2.-3.5 mm long. The adults emerge through windows in the grain, leaving round holes that are the main evidence of damage. (c) Clemson University – USDA Cooperative Extension Slide Series, www.insectimages.org
Root-knot Nematodes
Root-knot nematodes(Meloidogyne incognita / M. javanica) Roots of severely attacked (left) and healthy plant (right). Affected plants are normally stunted and eventually wilt and die. The most characteristic symptom is formation of root galls (knots) and these can be seen with the naked eye. Affected roots rot. (c) A. M. Varela, icipe
Red Spider Mites
Two-spotted spider mite (Tetranychus urticae) . The adult female is 0.6 mm long. The male is smaller. (c) Warwick HRI, University of Warwick
Thrips
Western flower thrips (Frankliniella occidentalis). Close-up, immature thrips (left) and adults. Very much enlarged. Real size (0.9 to 1.1 mm) (c) M. Billah, icipe
Aphids
Black legume aphids(Aphis craccivora) on cowpea (c) David Riley, University of Georgia, Bugwood.org
Bugs
Green stink bug (nymphs and adults). Adults are about 1.2cm long. (Host: Pearl Millet) (c) Russ Ottens, University of Georgia, Bugwood.org
Tip wilter / giant coreid bug (Anoplocnemis curvipes) is about 2.5cm long. (c) A.M. Varela, icipe
Spiny brown bugs (Clavigralla spp.) measure about 1 cm in length. (c) A.M. Varela, icipe
The pod sucking Riptortus bug (Riptortus dentipes) is about 1.5 cm long. (c) Georg Goergen, www.ecoport.org
Pod Borers
African bollworm(Helicoverpa armigera) damage on beans (c) A.M. Varela, icipe
Caterpillar of the legume pod borer(Maruca vitrata). Fully-grown caterpillars are about 15 mm long. (c) GTZ-IPM Horticulture Project. Kenya
Lima bean pod borer ( Etiella Zinckenella) (c) Clemson University, USDA, www.ipmimages.org
Pod Fly
Pod fly (Melanagromyza chalcosoma) damage on pigeon pea (c) Jeffrey Lotz, Florida Department of Agriculture and Consumer Services.
Pod weevil
The pod weevil Apion species on bean pod. (c) Frank Peairs, Colorado State University
Blister Beetles
Blister beetle (Mylabris oculata). Adults are 2-5 cm in length. (c) Courtesy EcoPort (http://www.ecoport.org): A.D. Botha
Whiteflies
Whiteflies under leaf. Adult whiteflies are about 1mm long. (c) Clemson University, Department of Entomology
Termites
Close-up termites on mango stem.(Coptotermes formosanus) (c) A. M. Varela, icipe
Cutworms
Cutworm (Agrotis sp.) Early instars are about 7-12 mm long. Fully grown caterpillars are 35-50 mm long. (c) A.M. Varela, icipe
