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1 produkter

1. 

   Planthoppers

   Their Ecology and Management

   Av T. John Perfect, R. F. Denno m. fl.

   Inbunden, 1993

   3279 kr

   Lägg i varukorg

   Planthoppers include some of the most devastating pests of major agricultural crops throughout the world. One species, the rice brown planthopper, is among the most economically important pests in Asia. In past decades, government policies encouraged the control of rice planthoppers with synthetic …