论文部分内容阅读
二,四一滴类除草剂,属于苯氧乙酸类。这一类品种很多,二,四滴一丁酯是其中的一种。它对双子叶、莎草科以及某些恶性杂草,都有良好的防除效果。这类除草剂具有内吸传导作用,药喷到叶面上,杂草吸收后可以传到地下部,起到斩草除根的效果,还可以大大减少次年杂草的发生。对小麦、水稻等作物还有防倒伏、抑制无效分蘖的作用,而且用药量少,价钱便宜,除草工效也高,很受群众欢迎,值得大力推广。现将二,四一滴丁酯的药性和使用方法介绍如下:
Two or four drops of herbicides, belonging to phenoxyacetic acids. A lot of this type, two or four drops of a butyl ester is one of them. It is dicotyledonous, Cyperaceae and some of the weeds, have good control effect. These herbicides have the effect of internal absorption and conduction and the medicine is sprayed onto the foliage. The weeds can be spread to the ground after being absorbed, thus cutting the roots and cutting down the roots, and can greatly reduce the incidence of weeds in the following year. On the wheat, rice and other crops are also lodging, inhibiting the role of ineffective tillering, and less dosage, cheaper, weeding efficiency is also high, very popular with the masses, it is worth to promote. Now two or four drops of butyl ester of the drug and the use of methods are described below: