山楂幼树主要害虫的综合防治

The Integrated Pest Contvol over Hawthorn Sapling

通过5年的系统调查与研究,基本摸清了豫北太行山区山楂幼树害虫的群落及优势种,并探讨了种6优势种群的数量变动规律。进而、根据现代昆虫生态理论、制定了山楂幼树害虫综合防治的配套技术措施。

The pest speeies and dominant ones over Hawthorn sapling in Taihang Mountain of Novth Henan have been almost made clear through systematic investigation and reasearch for five years, and the quantity-changable regular of six population have been approached. On the basis of the study, under the instruction of the theory on Modern Inseet Ecology, a series of technical measures for integrattd Pest control over hawthorn sapling have been designed.