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[discovery] Damage of "Sumomo omaru aburamusi" in Chojubai | ||
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The leaf of the new branch which began to grow becomes curly remarkably. Yellow-green aburamushi crowds behind the leaf, and it is stuck. The growth of the new branch stops. Aburamushi disappears in about May. But, Leaves fall. It becomes only the delicate short new branch which but never dies. By the technical book 【 about 10 kinds of aburamushi parasitize it 】. It seems "Sumomoomaruaburamushi" to make a leaf become curly. When a leaf becomes curly, it is difficult to make it open. Therefore, if a new leaf opens, it is disinfected for the prevention, the best. |