廿四节气中的“惊蛰”,是说百虫复苏的季节已经开始。最早危及作物种子和幼苗根茎部分的害虫,如金针虫、蛴螬、地老虎、蝼蛄等,它们在3～5月活动最为猖獗,或在土壤表面以下,或昼伏夜出,在一块地内往往同时出现,造成缺苗断垅。“有苗一半收,无苗看着丢”,要抓紧时机,认真防治。首先应查清种类和 Twenty-four solar term “Jingzhe”, is that the season of recovery of a hundred insects has already begun. The earliest pests that endanger crop seeds and seedling roots and stems, such as golden needleworms, emus, tiger, emus, etc., the most active in March to May, or below the surface of the soil, or nocturnal, often in a land at the same time Appear, resulting in lack of seedlings broken 垅. “Half of seedlings received, no seedlings looked lost”, we must seize the moment and take precautions. First of all, should check the type and