Diversity of cowpea genetic resouces in IITA genebank Cowpea seeds on display at IITA gene bank Cowpea seeds germplasm Cowpea seeds germplasm of variety IT 81D - 1020 on display at IITA genebank Cowpea seeds germplasm of variety TVu 1508 on display at IITA genebank Improved cowpea variety: CAL. B. Cowpea varieties; unguiculata and denkindtiana Improved cowpea variety IFE BPC Cowpea seeds germplasm: variety IT 82D - 1020 Cowpea seeds germplasm of variety TVu 4578 on display at IITA genebank Cowpea seeds germplasm: variety TVu 2995 Cowpea seeds germplasm Cowpea seeds germplasm: variety CAL. B. Cowpea seeds germplasm: variety IT 82D - 716 Cowpea seeds germplasm Cowpea seeds varieties inside split pods Cowpea seed germplasm Cowpea seeds germplasm Cowpea seeds germplasm Cowpea seeds varieties inside split pods Cowpea seed germplasm Cowpea plants at flowering stages in cowpea experimental plot Cowpea seeds germplasm Cowpea seeds germplasm Cowpea seeds on display Cowpea seeds germplasm Cowpea plants at flowering stages in cowpea experimental plot Cowpea seeds germplasm Cowpea seeds germplasm Cowpea variety TVu 3629 in cowpea experimental plot Cowpea varieties on display at IITA genebank Ibadan Cowpea varieties on display at IITA genebank Ibadan Buying and selling cowpea at Bodija market Ibadan Cowpea seller at Bodija market Ibadan Cowpea seller at Bodija market Ibadan Buying and selling cowpea at Bodija market Ibadan Buying and selling cowpea at Bodija market Ibadan Field workers harvesting mature cowpea pods Mature cowpea pods ready for harvesting in the field Cowpea sellers at Bodija market Ibadan Buying and selling cowpea at Bodija market Ibadan Buying and selling cowpea at Bodija market Ibadan Cowpea seller at Bodija market Ibadan Cowpea seller at Bodija market Ibadan Cowpea seller at Bodija market Ibadan Buying and selling cowpea at Bodija market Ibadan Buying and selling cowpea at Bodija market Ibadan Cowpea seller at Bodija market Ibadan Cowpea seller at Bodija market Ibadan Cowpea seller at Bodija market Ibadan Field worker harvesting mature cowpea pods Cowpea pods ready for harvesting in the field Cowpea inflorescence Cowpea inflorescence Cowpea inflorescence and pod formation Cowpea inflorescence Cowpea inflorescence Cowpea inflorescence Matured pods ready for harvesting in cowpea field Field workers tending cowpea plants at IITA's greenhouse Window trap for insect pests Cowpea plants in a weeded cowpea experimental plot Farmer tending cowpea plants Farmer tending cowpea plants in cowpea field Cowpea plants in cowpea experimental plot Field workers tending cowpea plants Technician inspecting cowpea plants in cowpea field Cowpea experimental plot Mature cowpea pods in cowpea experimental plot Cowpea experimental plot Ripe pods of cowpea in the field Mature cowpea pods in cowpea experimental plot Researchers inspecting matured cowpea pods Cowpea pot screening experiment at IITA's greenhouse Scientist inspecting cowpea inflorescence at IITA's greenhouse Scientist explaining points on cowpea plants at IITA's greenhouse Scientist explaining points on cowpea plants at IITA's greenhouse Researchers evaluating cowpea plants in cowpea experimental plot Field worker spraying cowpea plants in cowpea experimental plot Woman harvesting matured cowpea pods Farmers transporting harvested cowpea from farm Sun drying harvested cowpea pods in local stores Harvested cowpea pods in a straw container Field worker harvesting matured cowpea pods Harvested cowpea pods in paper bag at IITA Field worker harvesting cowpea pods Field worker harvesting matured cowpea pods in cowpea experimental plot Staff harvesting cowpea pods at IITA's greenhouse IITA scientist harvesting mature cowpea pods at IITA's greenhouse Harvested cowpea pods Drought resistance cowpea variety Drought sensitive and drought resistance cowpea varieties Drought sensitive and drought resistance cowpea varieties Pot trial of improved cowpea varieties at IITA's greenhouse Cowpea seedlings growing under shade DDG for Research, Bramel visited cowpea field at IITA Kano DDG for Research, Bramel inspecting cowpea pods in cowpea field during her visit to IITA Kano DDG for Research, Bramel inspecting cowpea pods in cowpea field during her visit to IITA Kano IITA scientists evaluating cowpea plants in cowpea trial Foundation Seed Multiplication Plot IITA scientist inspecting cowpea plants at IITA's greenhouse Ibadan, Nigeria IITA scientist inspecting cowpea pods at IITA's greenhouse Ibadan, Nigeria Men packaging cowpea into bags for easy transportation Men packaging cowpea into bags for easy transportation Men packaging cowpea into bags for easy transportation Woman trader selling cowpea in Bodija market Ibadan Woman trader selling cowpea in Bodija market Ibadan Woman trader selling cowpea in Bodija market Ibadan Cowpea market vendor Cowpea market vendor Cowpea transportation in Kano Woman trader selling cowpea in Bodija market Ibadan Cowpea transportation in Kano Woman trader selling cowpea in Moniya market Ibadan Selling cowpea in a market Cowpea seeds germplasm Breeder checking on the health status of conserved germplasm of cowpea seeds Cowpea and soybean food products Bambara groundnut seed germplasm IITA breeder checking on the health status of conserved germplasm of cowpea seeds Cowpea germplasm collection Bambara groundnuts on display at IITA gene bank in Ibadan, Nigeria Fogging in greenhouse at IITA Shoot regeneration of cowpea from cotyledon IITA greenhouse IITA greenhouse Effect of striga on growth of cowpea plants Striga gesnerioides in cowpea experimental plot Striga gesnerioides attack cowpea plants Comparison of Striga effects on hybrid cowpea and local varieties Striga gesnerioides in cowpea farm Striga gesnerioides in cowpea farm Striga gesnerioides in cowpea farm Alectra vogelii growing in cowpea experimental plot Cowpea play a major role in African markets and diets Cowpea sun drying Cowpea seeds germplasm Cowpea alley cropping Cowpea alley cropping Researcher evaluating infected cowpea plants Rearing natural enemies to control mealybugs in wooden sleeve cages Wooden sleeve cages for rearing natural enemies of insect pests Cowpea as vegetable IITA cowpea varieties Cowpea seeds on display A vibrant market in Ibadan Screen house trial Striga infestation in cowpea experimental plot Woman selling bean cake in a market Woman frying bean cakes in northern Nigeria Food products prepared from cowpea on display Fresh harvested cowpea leaves for vegetables Woman frying bean cakes Maziya Dixon explains points on food recipes displayed in an exhibition at IITA Women moulding and sun drying cassava starch Woman frying bean cakes Family members eating beans Woman frying bean cakes Researchers explain points to farmer in cowpea field Researchers explain points to farmer in cowpea field Researchers visit farmers in a village Researchers explain points to farmer in cowpea field Farmer explaining situation of her cowpea farm to researchers Selling cowpea in a market Diversity of bambara groundnut seeds at IITA gene bank in Ibadan Diversity of bambara groundnut seeds at IITA gene bank in Ibadan Diversity of cowpea seeds at IITA gene bank in Ibadan Diversity of bambara groundnut seeds at IITA gene bank in Ibadan Farmer tending improved cowpea plants in Nigeria's savanna region Technicians observing cowpea plants for pests and diseases in the screenhouse Cowpea inflorescence Healthy cowpea plant Researcher pollinating cowpea flower buds Cowpea plants at podding stages Cowpea plants with pods Cowpea plants infested with Striga weed Cowpea plants at podding stages Healthy cowpea plant Cowpea plants at early podding stages Farmers tending cowpea plants at podding stages Healthy cowpea plant in an experimental pot Improved cowpea variety Cowpea seeds germplasm Cowpea variety TN 88 . 63 Researcher inspecting cowpea inflorescence in the screenhouse Cowpea inflorescence with developing pods Researcher pollinating cowpea emasculated buds through artificial method Cowpea plants at podding stages Young cowpea seedling in a zero tillage experimental plot Old woman harvesting matured cowpea pods Researchers inspecting cowpea plants at podding stages Farmer prunning Leucaena in alley farm Researchers inspecting a cowpea farm High yielding cowpea farm at podding stages Young cowpea seedlings sprouting in an experimental plot Researcher inspecting tags on cowpea plants Cowpea plants with developing pods Cowpea plants at podding stages Researchers evaluating cowpea plants Researcher evaluating cowpea infloresence Cowpea inflorescence with developing pods Cowpea inflorescence with developing pods Cowpea plant in a pot screening experiment Cowpea improved variety Researchers evaluating cowpea pods in an experimental plot Improved cowpea variety TVu 317 Young cowpea seedlings sprouting in a zero tillage experimental plot Researcher evaluating cowpea plants Improved cowpea variety Cowpea seedling at germination Improved cowpea varieties Improved cowpea variety with flower buds Cowpea plant with calyx and flower buds Participants during cowpea field training and demonstration day at IITA Researcher pollinating cowpea emasculated buds through artificial method Hybrid cowpea at podding stages Cowpea flower bud at opening size ready for pollination Variability of cowpea plants Cowpea infloresence Cowpea flower buds Variability of cowpea plants Variability of cowpea plants in a screenhouse Researchers inspecting cowpea plants in the screenhouse Cowpea flower bud Cowpea inflorescence with developing pod Cowpea plants in the screenhouse at IITA Cowpea flower buds Cowpea flower buds Local cowpea varieties and hybrid variety Cowpea flower buds Cowpea flower buds at different stages and sizes Root variability evaluation in cowpea Cowpea flowers showing essential organs of the flowers Variability of cowpea plants Cowpea inflorescence with developing pod Cowpea flowers showing essential organs of the flowers Cowpea flower buds ready for artificial cross-pollination Cowpea flower showing essential organs of the flower Cowpea flower bud Cowpea inflorescence with developing pod Cowpea in its growing stages Cowpea plantlets in tissue culture tubes Cowpea flower organs Cowpea root with root nodules Testing for variability of cowpea plants in a screenhouse Cowpea root with root nodules Farmers harvesting dry cowpea pods in a farm Cowpea plants at podding stages IITA hybrid cowpea variety in an experimental plot IITA hybrid cowpea variety in an experimental plot Shelled cowpea packaged in sacks Cowpea plants interplanted with Leucaena in alley farm Cowpea plants intercropped with maize in alley farm Erect cowpea varieties with wide spacing at podding stages Cowpea plants intercropped with yam Cowpea pods ready for harvesting in cowpea farm High yielding cowpea variety Cowpea inflorescence with developing pods High yielding cowpea varieties Cowpea variety at podding stages Cowpea hybrid varieties Spores of fungus Metarhizium flavoviride Spores of fungus Metarhizium flavoviride Grasshopper killed by fungal disease Maruca larvae feeding on food substrates Maruca larva feeding on cowpea pod Maruca larvae damaged cowpea pod and seeds Fabricated legume planter Legume planter Legume planter Man planting legume seeds with two-row planter in a field Scientist carrying out post-release studies on natural enemies of insect pests Scientist carrying out post-release studies on natural enemies of insect pests Scientist carrying out post-release studies on natural enemies of insect pests Men storing maize into storage barn Men constructing and storing maize in local maize storage barn Scientist carrying out post-release studies on natural enemies of insect pests Jackai takes a look at Maruca pod borer larva feeding behaviour in biotechnology laboratory Jackai takes a look at Maruca pod borer larva feeding behaviour in biotechnology laboratory Jackai takes a look at Maruca pod borer larva feeding behaviour in biotechnology laboratory Jackai takes a look at Maruca pod borer larva feeding behaviour in biotechnology laboratory Researcher inspecting cowpea flower Argena astrea Improved cowpea variety Women displaying cowpea as vegetable Cowpea experimental plot Woman winnowing cowpea Cowpea breeding in Niger Improved cowpea-sorghum strip cropping system Sundrying cowpea Cowpea market vendor Cowpea market vendor Cowpea market vendor Cowpea market vendor Cowpea market vendor Long vehicles transporting cowpea in bags Researcher inspecting cowpea flower Researcher inspecting cowpea flower Groundnut field Sun drying groundnut Jackai takes a look at Maruca pod borer larva feeding behaviour in biotechnology laboratory Cowpea with inflorescence and developing pods Cowpea with inflorescence and developing pods Creeping cowpea on staking Cowpea plants at podding stages Cowpea plants at podding stages Cowpea plants in cowpea experimental plot Cowpea plant with mature pods Cowpea at podding stages Cowpea at podding stages Cowpea pods Cowpea pods Cowpea at different growing stages Cowpea seeds as arranged inside pods Varieties of cowpea, groundnut and soybean Cowpea at podding stages Cowpea seeds Cowpea variety with inflorescence and developing pods Maize intercropped with cowpea in cowpea experimental plot Cowpea pods infested with insect pests Growing stages of cowpea Cowpea experimental plot Seeds of a leguminous plant Infected cowpea plants in cowpea trial Cowpea varieties Cowpea at podding stages Cowpea at podding stages Farmer inspecting cowpea plants Cowpea plant with inflorescence and developing pods Infected cowpea pods Local cowpea varieties Woman farmer happily harvesting cowpea pods Cowpea inflorescence Dry and mature cowpea pods Cowpea farm Farmers harvesting mature cowpea pods Farmer inspecting cowpea pods in cowpea farm Cowpea plants with developing pods Farmer removing weeds from cowpea farm Farmer harvesting dry pods in cowpea farm Farmers harvesting mature cowpea pods Woman farmer packaging harvested cowpea pods Farmer tending cowpea plants in cowpea field Farmers packaging harvested cowpea pods Farmers harvesting mature pods in cowpea field Farmers harvesting mature pods in cowpea field Farmer harvesting mature cowpea pods Farmer harvesting cowpea pods Farmer transporting cowpea residues for feeding livestock Cowpea plants infested by insect pests Aphids feeding on underside of cowpea leaves Aphids feeding on cowpea flowers Beetle feeding on cowpea flower Cowpea plants infested by aphids in cowpea farm Cowpea pests feeding on cowpea flower Maruca larva feeding on cowpea flower Cowpea pests feeding on cowpea pod Cowpea pests feeding on cowpea leaves Cowpea pests feeding on cowpea leaves Infested cowpea pods Cowpea plants Ripe and mature cowpea pods with one spray Cowpea insect and larva feeding on cowpea pods Aphids feeding on underside of cowpea leaves Withered cowpea flowers Cowpea pests feeding on cowpea pods Cowpea pests damaging cowpea pods Susceptible cowpea Cowpea insect pests Resistant and susceptible cowpea varieties Aphids infested cowpea plants in cowpea plot Cowpea varieties at 70 days after infestation Aphids feeding on cowpea pods Cowpea infested by cowpea weevils Young cowpea plants Beetles feeding on cowpea leaves Bug feeding on cowpea leaves Aphids infestation Infested cowpea pods Cowpea plants with full protection Ripe and mature cowpea pods with one spray TVu 11547 cowpea variety with zero spray Ripe and mature cowpea pods Larva of a cowpea insect pests feeding on cowpea leaf Infected cowpea leaves Infected cowpea leaves Infected cowpea leaves Infected cowpea leaves Striga infested cowpea plants Researcher observing cowpea pods in cowpea field Beetle sucking sap from cowpea pods Bugs on mating Farmer shelling cowpea pods with a stick Sun drying cowpea pods along road side Children shelling cowpea with their hands Boys shelling cowpea pods with sticks Sheep feeding on cowpea straw as source of protein Heaps of cowpea refuse in the market as livestock feed Cattle feeding on cowpea straw Heaps of cowpea refuse for feeding livestock Sheep drinking water after eating Ram feeding on cowpea straw Researchers evaluating cowpea plants in cowpea experimental plot Researchers and farmers during cowpea field training exercise Researchers evaluating cowpea plants Participants at cowpea field training Maize alley cropping system Maize alley cropping system Maize alley cropping system Farmer packing trimmed leucaena hedges Researcher evaluating maize plants in alley farm Cowpea alley cropping Improved cowpea varieties Researcher inspecting infested cowpea plants Researchers explaining points to farmer on cowpea diseases Selling cowpea straw in the market Technician inspecting natural enemies of insect pests Moin-moin and akara prepared from cowpea Maize-cowpea field Maize-cowpea field Maize-cowpea field A vibrant market place in Ibadan Cowpea seeds Cowpea residues as animal feeds Cowpea plays major role in African markets and diets Farmers harvesting cowpea Farmers harvesting cowpea Farmer harvesting cowpea Farmers transport cowpea leaves Farmer harvesting cowpea Improved cowpea varieties at IITA's greenhouse Cowpea residues as animal feeds Cowpea residues as animal feeds Farmers harvesting cowpea Cowpea residues as animal feeds Leguminous plants for feeding goats Fresh cowpea leaves for feeding animals Farmer harvesting cowpea Cowpea residues for feeding animals Cowpea residues for feeding animals Farmer harvesting cowpea Cowpea straw as animal feeds Farmers harvesting cowpea Cowpea residues as animal feeds Cowpea straw as animal feeds Cowpea straw as animal feeds Farmers harvesting cowpea Cowpea residues as animal feeds Cowpea residues as animal feeds Cowpea residues as animal feeds Farmers harvesting cowpea Cowpea residues as animal feeds Farmers harvesting cowpea Farmers harvesting cowpea Researcher inspecting cowpea pods Field workers harvesting cowpea Cowpea plants at podding stages Researcher inspecting cowpea pods Farmers tending cowpea plants Farmers tending cowpea plants Cowpea plants at podding stages Cowpea plants at podding stages Cowpea plants at podding stages Spraying insecticide in cowpea field Farmers harvesting cowpea Cowpea residues for feeding animals Farmers harvesting cowpea pods Cowpea residues for feeding animals Farmer displays harvested cowpea pods Cowpea plants in cowpea field Farmers harvesting cowpeas Field workers harvesting cowpea Researcher discussing with field workers Farmer harvesting cowpea Farmer harvesting cowpea Farmer displays cowpea pods Farmers harvesting cowpea Farmer harvesting cowpea Farmers harvesting cowpea Farmer harvesting cowpea Farmer harvesting cowpea Researcher inspecting ripe cowpea pods Farmer harvesting cowpea Farmer harvesting cowpea Farmer harvesting cowpea Farmers harvesting cowpea Farmers with the harvested cowpea pods Farmers harvesting cowpea Farmers harvesting cowpea Farmer displays harvested cowpea Resistant and susceptible cowpea varieties Infested cowpea plant Resistant and susceptible cowpea varieties Aphids infestation Spraying insecticide in cowpea field Insect feeding on cowpea flower Insect feeding on cowpea flower Cowpea plants with one spray Insect feeding on cowpea Insects feeding on cowpea flower