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冬春季节,气温较低,害虫为了适应不利环境进入冬眠期,这是消灭害虫的有利时机,及时进行防治害虫,是保证果树正常成长,获得丰产丰收的重要措施。害虫的过冬场所因不同的果树、害虫而异,一般是分布在枝叶、树洞、树皮内侧、泥土、树冠、落叶、落果、残枝和杂草等处。如香蕉象甲幼虫在蕉身假茎蛀道以及收蕉后留头蕉身假茎内;荔枝蒂蛀虫幼虫在荔枝冬梢及早熟品种花穗
In winter and spring, the temperature is low. In order to adapt to unfavorable environment, the pests enter the hibernation period, which is a favorable opportunity to eliminate the pests and control the pests in time. It is an important measure to ensure the normal growth of the fruit trees and obtain the bumper harvest. Pest habitat due to different fruit trees, pests vary, are generally distributed in branches and leaves, tree holes, bark medial, soil, canopy, deciduous, deciduous, residual branches and weeds and so on. Such as banana as larvae in the body of the stems and banana stems after harvest banana leave the stems within the stem; litchi peduncle larvae in the lychee winter tips and early varieties of spikes