论文部分内容阅读
5 %锐劲特悬乳剂对小菜蛾有很好的防治效果 ,使用浓度 2 0 0 0～ 2 5 0 0倍 ,施药后 7天 ,校正防效在 88 6 %以上
5% Fiji Emulsion has a very good control effect on Plutella xylostella, with a concentration of 2000 to 2500 times and a correctional effect of over 88 6% after 7 days