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These terms define your current search. Click the × to remove a term. Economics, Business and Industry: products and commodities > agricultural products > plant products > plant extracts > seed extracts > neem seed extract × 16 items, grouped by Geographical Locations (view ungrouped items) Africa (1)    (Click to View) Impact of botanical extracts derived from Melia azedarach and Azadirachta indica on populations of Plutella xylostella and its natural enemies: A field test of laboratory findings Biological control