摘要
阐述了上芽始见期、6月-7月上旬的气温及降雨量是影响山楂叶螨主害代发生的主要因素,可作为预测预报的重要依据;论述了越冬基数、天敌和果园管理对山楂叶螨的发生也有一定影响,应作为预测预报的参考因素。
The first occurring, temperature and rainfall in June and the first ten days of July were main factors of the occurrence of Hawthorn spider mite; it could be used as monitoring and forecasting. The amount of lived through the winter, natural enemy and management of orchard also had some effects on the occurring of Hawthon spider mite, it should be used as assistant factors of forecasting .
出处
《科学之友》
2007年第12B期153-154,共2页
Friend of Science Amateurs
关键词
山楂叶螨
相关因子
预测预报
Hawthorn Spider Mite
Occurring Condition
Monitoring and Forecasting
