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一、花生根茎腐病1、发病特征从花生出苗到成熟期均可发病。主要危害花生的子叶、根和茎,以根茎部和茎基部受害最重。病菌从子叶或幼根侵
First, the peanut root rot 1, the incidence of disease from peanut emergence to maturity can be disease. Major cotyledon peanut cotyledons, roots and stems, roots and stems most affected. Germs invade from cotyledons or young roots