7种药剂对温棚黄瓜霜霉病的防效试验

Seven Kinds of Germicides Test in the Control of Cucumber Downy Mildew

用抑快净、普力克、杀毒矾等7种药剂防治黄瓜霜霉病,试验结果表明:52.5%抑快净WG 1 500倍,72.2%普力克WG 800倍和64%杀毒矾WP 1 000倍对黄瓜霜霉病的防治效果显著,在发病前或发病初期每6 d施药1次,共3次,防效在85%以上。

Seven kinds of germicides were tested in the control of cucumber downy milden. The result proved 52.5% of Equation WG 1 500 times,72.2% preuicur WG 800 and 64% sandofan WP 1 000 had the marked effect on control of cucumber downy mildew and, while l time application/six days for total of 3 times was as the treatment measure before disease occurrence, the prevention effect was above 85 %.