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close this bookSPORE Bulletin of the CTA No. 20 (CTA Spore, 1989, 16 p.)
View the document(introduction...)
View the documentWheat in the Tropics : a growing demand
View the documentThe crop
View the documentThe political position
View the documentAgro-ecology in Africa
View the documentTrade frontiers & the birth rate three universal preconceptions
View the documentConference
View the documentPheromones for cotton and rice pests
View the documentKnapsack sprayer doubles as fertiliser applicator
View the documentFruit Bats are not Pests
View the documentScience and Technology Agricultural Reporter
View the documentZimbabwe women get together
View the documentGlobal warming could hit rice
View the documentGrass hedges save soil and water
View the documentAgricultural & Development Information
View the documentSeed centres to be set up
View the documentInformation
View the documentResearch in progress
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