Sequential Surveys for the Pine Woolly Aphid, Pineus pini (L.) Homoptera Adelcidae in Kenya

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Date
1978
Authors
Mailu A.M
Rose J.W
Khamala C.P.M
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Abstract
Many pest management programmes do not require exact estimates of population density but rather require that pest populations are categorized into density classes which are related to predictable levels of crop loss
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East African Agricultural And Forestry Journal, 43 (No. 3), p. 252-258