The best fungicides are 1 % Bordeaux mixture, 50 % Tuzet ( diluted 600 times ), and 50 % Ambam ( diluted 800 times ).

化学药剂以 1∶1∶100 的波尔多液, 50%退菌特可湿性粉剂600倍液和50%代森铵800倍液防治效果较好.

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