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小麦赤霉病是长江中下游地区的一种常发病害,我省五十年代在陇南地区有零星发生。近年来随着耕作制度的改革,引种、调种以及水肥条件的提高,此病在中部的二阴地区、河西灌区的一些高温高湿田块均有发生,但因发生程度多在1级以下,对产量没有造成多大损失。1994年,河西地区由于前期干旱,进入六月以后气温骤升,降水偏多,对小麦赤霉病菌的传播创造了有利条件,因此该病在武威地区的民勤、古浪、武威三县(市)的武春1号、武春121等小麦品种上
Wheat scab is a common disease in the middle and lower reaches of the Yangtze River. In the 1950s, some sporadic occurrence occurred in Longnan area. In recent years, with the reform of farming system, the introduction and adjustment of seeds and the improvement of water and fertilizer conditions, the disease has occurred in some high temperature and high humidity fields in the two overcast areas in central China and Hexi Irrigation Area. However, Did not cause much damage to output. In 1994, due to the pre-drought in Hexi area, the temperature rose sharply and the precipitation was too high after June, which provided favorable conditions for the spread of wheat scab. Therefore, the disease was found in Minqin, Gulang and Wuwei counties City) Wu Chun 1, Wu Chun 121 and other wheat varieties