Entomological Aspects of ‘Swollen Shoot’ of Cacao

Abstract

THE rapid spread of the deadly ‘swollen shoot’ disease of cacao first recorded by Steven1 in 1936 justly gives cause for alarm. Now believed to be due to a virus transmitted by three species of insects of the family Pseudococcidæ, this malady of unknown origin bids fair to destroy the West African cacao industry. That this is realized by the people of West… (More)
DOI: 10.1038/162743b0

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