Control of Weevil and Anthracnose Disease in Mangoes in Kerio Valley

Abstract

Mango seed weevil (MSW) Sternochetus mangiferae (F) is a pest of mango and is native to Indo-Myanmar but is also widespread in Kenya. Damage is caused by the larvae. Early attack leads to premature fruit drop. Fruits still on the trees do not show visible external symptoms. Reduces germination capacity of seeds. Results in fruit loss due to rotting. Direct losses can be as high as 80%. This weevil is regarded as a quarantine pest.