黔西南州油菜蚜虫发生情况及调查方法的改进

• 作 者: 关德盛 陈升碧
• 机 构: 黔西南州农业局,黔西南州农业局,
• 出 处: 耕作与栽培
• 发表日期: 1987年04期
• 关键词: 油菜蚜虫 春旱 油菜 虫量 油菜籽 甘蓝型油菜 调查方法 蚜虫危害 云油 油菜播种

油菜蚜虫是油菜上的重要害虫,我州每年均有不同程度发生,尤其在春旱较重的年份,易引起蚜虫大量发生而造成严重危害,如1980年因春旱蚜虫危害重,全州油菜籽减收近50万公斤。因此,在发展油菜的同时,应重视对蚜虫的防治。为此,首先是要加强田间虫情的调查工作,为蚜虫测报和防治提供虫量依据。

Rape aphid is an important pest on rapeseed, mycountry each year to varying degrees, especially in the spring drought heavier years, easy to cause aphids occur in large quantities and cause serious harm, such as in 1980 due to spring aphids harm heavy, statewide rape Seed reduced nearly 500,000 kg. Therefore, in the development of rape, should pay attention to the prevention and treatment of aphids. To this end, the first is to strengthen the investigation of insect pests in the field, provide a basis for the amount of insects measured and control aphids.