In field determining the effect of leaf blotch disease on garlic plant, the criteria for the classification of diseased plants with reference to influences on green-leaf number and withered-yellow area of leaves were defined.

  • 在测定大蒜叶斑病对植株的影响中,确定了以绿色叶片数及枯黄叶面积大小为主的田间病情分级标准。

  • 互联网摘选 2025-01-20 11:57:04

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