A preliminary study on the biology and control of the yellow brisket wood moth(Cossus chinensis Rothsch)

The yellow brisket wood moth causes great damage to willows and other shade trees in Kunming area, This article deals mainly with the external morphology, life history, habits and the pr(?)minary results of the tests on the control of the pest. The authors recommerd the control measures largely including pruning off the infested branchcs and twigs, cutting away the severely damaged trees; trapping the moths by black lights; spraying at the egg stage and hatching peaks, and using other chemical methods such as plugging the larva holes with the insecticide-soaked cotton balls.