论文部分内容阅读
为明确 50 %新灵可湿性粉剂、50 %多霉清可湿性粉剂对苹果果实主要病害的防治效果及应用技术 ,1 997～ 1 999年我们应用上述两种杀菌剂对苹果轮纹病、炭疽病进行了室内药效测定和田间药效试验 ,所得结果如下。1 材料与方法1 .1 室内生物测定1 .1 .1 供试药剂及浓度50 %新灵?
In order to clarify the control effect and application technology of 50% Xin Ling WP and 50% WP mildew WP on the main diseases of apple fruit, from 1997 to 1999, we applied the above two fungicides to the apple ring disease, anthrax The disease was measured indoor efficacy and field efficacy test, the results obtained are as follows. 1 Materials and Methods 1.1 Indoor Bioassay 1.1.1 Test agents and concentrations of 50% Xinling?