玉米杆上长出乌色东西是什么。以前小的时候看见玉米杆上长出黑色小穗,里面都是黑色粉末,孩子们叫这个

西乌米能吃!
2025-03-16 23:30:38
推荐回答(2个)
回答1:

玉米丝黑穗病又名乌米、灰包、哑玉米。病原为丝轴黑粉菌。刚刚发生、没有开裂时可以食用,用来杂酱很好吃。该病属真菌病害,以厚垣孢子在土壤、有机肥、病秆上和附着在种子上过冬,种重茬、施用未充分腐熟的牛粪等有机肥料、秸秆割后立即还田,施用未消毒处理的种子,都可以加重发病。雌穗受病菌破坏,变成“乌米”,发病率等于损失率,一般玉米田发生5%左右,严重的发生20%以上,减产十分严重。
该病遍布世界各玉米产区。玉米黑穗病是土传病害,当土壤中积累一定的菌源量之后,即使是抗病品种也容易被病菌侵染而患病,建议轮作和药剂拌种。

孩子们叫这个:“火焰包”、“乌米”、“灰包”等。

回答2:

灰包。

  1. 玉米丝黑穗病又名乌米、灰包。病原为丝轴黑粉菌。该病属真菌病害,以厚垣孢子在土壤、有机肥、病秆上和附着在种子上过冬,种重茬、施用未充分腐熟的牛粪等有机肥料、秸秆割后立即还田,施用未消毒处理的种子,都可以加重发病。

  2. 雌穗受病菌破坏,变成乌米,发病率等于损失率,一般玉米田发生5%左右,严重的发生20%以上,减产十分严重。

  3. 该病遍布世界各玉米产区。玉米黑穗病是土传病害,土壤中积累一定的菌源量之后,即使是抗病品种也容易被病菌侵染而患病,建议轮作和药剂拌种。

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