抗菌剂“四○二”是我国制造的杀菌剂,已在上海农药厂投产多年。是一种广普性、高效、低残毒、性质稳定的新型有机硫内吸杀菌剂。对多种细菌和真菌有较强的抑菌活力。对甘薯、水稻、棉花、油菜、果树藏蔬菜等多种作物上的一些病害,有较好的防治效果。在有效使用浓度下,对作物安全,并且有刺激生长作用。经本品处理的稻种、麦种和棉种,具有出苗快、出苗壮、烂苗少等优点。 一、理化性质: 抗菌剂“四○二”纯品为无色油状透明液体,工业品为微黄色油状透 Antibacterial agent “Four hundred and twenty” is a fungicide made in China, which has been put into operation for many years in Shanghai Pesticide Factory. Is a broad, high efficiency, low residue, the nature of the new organic sulfur systemic fungicide. A variety of bacteria and fungi have strong antibacterial activity. Of sweet potato, rice, cotton, rape, fruit trees and other vegetables hidden in some of the diseases, have a better control effect. In the effective use of concentration, the crop safety, and stimulate the growth effect. Treated by this product of rice, wheat and cotton seedlings, with a quick emergence, emergence of strong, less rotten seedlings and other advantages. First, the physical and chemical properties: antibacterial agent “four hundred and two” pure colorless oil-like transparent liquid, yellow oily industrial products through