禾农乐防除直播稻田杂草药效试验

Experiment on Control Weeds with the Mixture of Molinate and Bensulfuron-methyl in Direct Sowing Rice Field

40 %禾农乐WP一次性防除直播稻田杂草 ,用量 2 5 0 g/6 6 7m2 ,在稻苗 2～ 3叶期 ,灌水 2～3cm ,拌肥撒施 ,保水 7～ 10d。经早稻、连作晚稻、单季稻直播田除草试验结果 ,对杂草的总体防效达 95 %左右 ;大田示范应用也取得理想的效果 ,一次用药能控制全季草害。该药剂对水稻安全 ,使用方便 ,省工省力 ,其药效比其它同类产品高 ,是目前比较理想的直播田除草剂。

A Test of once control weeds with Henongle (molinate and bensulfuron-methyl) in direct sowing early rice,middle-late rice,and late rice field was performed,the control effect to all weeds with Henongle 40WP at 250g/667m 2 reached 95%,more over,the field demonstration obtained significant effect.Applied in direct sowing rice fields,the dosage was safe,and convenient,and saving labour,and can control weeds during the whole growing period of life effectivity,and its effect exceeds other same category products.