Research and use of inductive substances in control of pests of agricultural plants
2005
Le Van Trinh | Nguyen Van Tuat | Zhang Zhong-Ning | Vu Thi Su | Nguyen Thi Nguyen
During the past three years, the insect sex pheromones of four insect species (P. xylostella; S. litura; S. exigua and H. armigera) have been formulated and they were proved to be more attractive to these insect pests and life time was abut 20 days. The pheromones studied were effectively applied to monitor and control the pest insects in cruciferous vegetable and lychee and reduced 3 to 4 insectide sprays. The expenditure for insect sex pheromone application was estimated about 52,000 to 816,000 VND per hectar of vegetable to cotrol each insect species. A number of 133,400 lures of pheromones and 48,380 traps were produced for the pest controling under 1,413 ha in 8 provinces
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