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威罗生商品名为排草净,是瑞士汽巴—嘉基有限公司研制和生产的硫代磷酸盐(哌草磷)与三嗪剂(戊草嗪)4:1的混合剂,用于防除移栽(插秧.稻田杂草。近年来,辽宁省国营农场等单位已大面积推广应用。目前进口的和国内加工剂型都是50％乳油。威罗生的特点与使用注意事项如下:1.为芽期除草剂,兼有内吸传导作用及触杀作用。杀草机理主要是抑制敏感杂草的光合作用。外观小于2叶期或叶片浮于水面以下的稗草在施药7—10天后发生水腐,稍大一点的稗草则表现分蘖节膨大、心叶扭曲变型;一年生莎草和眼子菜叶尖干枯、全株变黄,最后导致生长停滞而死亡。
Willow Health brand name Pai Pao net, Switzerland Ciba-based company developed and produced by the phosphorothioate (piperpipelate) and triazine agent (penehyclidine) 4: 1 mixture for In recent years, Liaoning Province, state-owned farms and other units have been widely applied. Currently imported and domestic processing formulations are 50% EC. Weiluo students characteristics and the use of Notes are as follows: 1 .For the budding herbicides, both internal absorption conduction and contact kill.The mechanism of herbicides is mainly to inhibit the photosynthesis of sensitive weeds.The appearance is less than 2 leaf stage or leaf floating in the water below the barnyard grass in the application of 7-10 Day after the emergence of water rotten, slightly larger barnyard grass showed tillering section enlargement, distorted heart leaf variant; year-old sedge and dried apricot leaf tip, the whole plant turns yellow, eventually leading to the growth of stagnation and death.