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. The best fungicides are 1 % Bordeaux mixture, 50 % Tuzet ( diluted 600 times ), and 50 % Ambam ( diluted 800 times ).
这难道不是要求对生命的无常加以控制吗？Isn't this a demand to control the randomness of life?他的见解反覆无常.He is inconsistent in his views.他们不能容忍反覆无常的拥护者.They have no use for fickle supporters....