Isolation and selection of active Bacillus strains that have the ability to control black-headed insect (Opisina arenosella Walker) causing damage to coconut trees in Ben Tre province

Abstract

Ben Tre province has the largest coconut growing area in the country, more than 79,000 hectares. However, this tree species is being damaged by the black-headed caterpillar (Opisina arenosella Walker), seriously affecting coconut tree productivity in Ben Tre province...