摘要
调查结果表明，在黑龙江垦区春油菜上共查出病害１２种，害虫２８种，主要杂草２１种。对其中为害较重的病害３种；害虫４种的发生发展规律及防治技术进行了深入而系统的研究，对主要杂草只进行了综合防治研究。在此研究基础上，将一些研究成果进行了有机组装配套，形成了一整套油菜病虫草害综合防治技术。经在北安和九三两个农管局范围内部分农场油菜生产中推广应用，效果显著．五年累计推广面积８６６７ｋｈｍ２．防效均在８０％以上；累计纯增效益２９５３×１０４，取得了良好的经济效益与社会效益。
Data from the investigation showed that the pest species of spring rape on HeiLongJiang State Farm area, including the diseases,Insect-pests and weeds,Was of 12,28and 21,respectively. The occurrence and development of 3 key disease species, 5 key insect-pest species and main weed species were systematically studided to form an intergrated control measures. Accumulated average of1.29 million mu of spring rape caltivated in 5 years was applied on some state Farms in The Bei-An and Nine-Three State Farm area,and the main contral effects were up to 80%,the accumulated benefits from the control were to 29.53 million yuan,the good economic and social benefits were achieved from the Integrated Control measures as the result
出处
《黑龙江八一农垦大学学报》
1996年第4期1-12,共12页
journal of heilongjiang bayi agricultural university
关键词
春油菜
病虫草害
综合防治
spring rape
diseases
insect-pest and weeds
integrated control
