Crop genotype and stem cutting portion affect infestation pressure of the cassava root scale Stictococcus vayssierei Richard (Hemiptera: Stictococcidea) in a rainforest in Cameroon

African root and tuber scale (ARTS) Stictococcus vayssierei Richard is a serious constraint to the production of cassava ( Manihot esculenta Crantz) in Central Africa, and the food and income security for smallholder farmers. Therefore, to improve the production of cassava it is urgent to determine...

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