当前,广西普遍为低温和霜冻天气,大多数病虫害已经处于越冬休眠状态,对作物造成为害的可能性小,但根据资料及气候特点分析,现对近期冬种马铃薯和果树的病虫作出以下预测。一、马铃薯病虫害预测1.蚜虫偏轻发生,局部中等。当前虫量较低,低温不利于其增殖为害,但当天气转暖时,该虫仍能产生为害。 At present, Guangxi is generally characterized by low temperature and frost weather. Most pests and diseases have been dormant in the winter and are less likely to cause crop damage. However, based on the analysis of the data and climate characteristics, the following forecast is made for the recent winter pests of potato and fruit trees . First, potato pests and diseases prediction 1. Aphids partial light, local medium. The current low amount of insects, low temperature is not conducive to their proliferation, but when the weather gets warmer, the insects can still produce damage.