The results indicated that 1.5% Kathan had excellent control effect on apple fruit anthracnose,and its effect mainly lay on protection while with part therapy.

• 结果表明；1.；5%25卡松水剂对苹果果实炭疽病有很好的防治效果；作用方式以保护作用为主；并具有一定的治疗作用;