10%吡嘧磺隆可湿性粉剂防除稻田藨草试验

Test on 10% Pyrazosulfuron-Ethyl WP Controlling Scirpus triqueter L.in Rice Field

采用不同剂量对比试验,研究10%吡嘧磺隆可湿性粉剂对稻田藨草的防除效果。结果表明:在水稻移栽后6 d,用10%吡嘧磺隆可湿性粉剂300 g/hm2进行土壤封闭,可高效防除稻田藨草,且对水稻生长无不良影响。

Using the comparison test,the effect of 10% Pyrazosulfuron-Ethyl WP on controling Scirpus triqueter L.in rice field was researched.The results indicated that closing soil with 10%Pyrazosulfuron-Ethyl WP 300 g/hm2 in the sixth day after transplanting rice would control Scirpus triqueter L.effectively and didn＇t affect rice growth.