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为正确了解小麦死穗原因,适时采取有效措施,睢县农业技术人员每年深入田间调查小麦死穗原因,总结出了小麦死穗的防治方法。一、小麦纹枯病引起的小麦后期死穗1.田间表现在小麦生长后期,整个田间表现为整株死亡。田间星罗棋布,分布较均匀。如拔起死亡单株,易从基部断开,基部有梭形褐斑。2.纹枯病危害小麦纹枯病是一种以土壤传播为主的真菌病害,小麦发芽后若受到病菌浸染,芽鞘变褐,重则腐烂枯死;起身拔节后病株率明显
In order to correctly understand the causes of dead wheat in wheat and take effective measures timely, agricultural experts in Shexian field investigate the causes of dead wheat in field each year, and summarize the control methods of dead wheat. First, wheat sheath blight caused by late dead spike 1 field performance in the late wheat growth, the whole field showed whole plant death. Field dotted, more evenly distributed. Such as pulling up a single plant, easy to disconnect from the base, the base has a fusiform brown spot. 2. Sheath blight endangering Wheat sheath blight is a soil-based fungal diseases spread, if germs infected by germs after germination, brown bud sheath, while the rot is rotten;