去年,我农场的冬小麦在局部地块上较重地发生了丛矮病,由于及时采取了较好的防治,有效地控制了病情的发展,减少了危害。现结合我场麦田发病的原因,总结如下: 一、发病原因 1.种植安排不周,我场小麦丛矮病发病地块,在播种前后,东临晚稻田,西靠晚玉米地,小麦播种出苗后,在收获两边晚秋作物时,大量灰飞虱转 Last year, my farm’s winter wheat occurred on some parcels heavier in the cluster dwarf disease, due to the timely and good control, the effective control of the disease’s development, reducing the harm. Now combined with the reasons for the incidence of wheat field in my field, summarized as follows: First, the incidence of 1. Irrational planting arrangements, my field wheat dwarf disease incidence plots before and after sowing, the late rice fields east, west late corn, sowing wheat Emergence, in the late harvest of crops on both sides, a large number of Laodelphas turn