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发展无公害蔬菜生产,在选用抗病良种和加强培育管理,增强植株抗病虫能力的前提下,须抓好下列各环节。1.种子消毒(1)热水浸种消毒法先将水温调到70℃,再倒入盛有种子的容器中搅拌,同时立即用凉水调至50～55℃,保持5～10分钟。(2)药剂消毒法①拌种,可用多菌灵、苗菌敌、重茬剂、绿亨1号等药剂稀释液拌种,经拌种的种子适宜直播,不宜催芽。②药液浸种,黄瓜、茄子等可先将种子在清水中浸3小时,取出晾
The development of pollution-free vegetable production, in the selection of resistant varieties and to strengthen the cultivation and management, enhance plant resistance to insect pests ability under the premise, we must do a good job in the following links. 1. Seeds disinfection (1) hot water soaking disinfection method First, the water temperature was adjusted to 70 ℃, and then poured into the container with seeds stirring, and immediately transferred to 50 ~ 55 ℃ with cold water for 5 to 10 minutes. (2) Disinfection method ① dressing, available carbendazim, seedlings enemies, stubble agent, Green Hang No. 1 and other pharmaceutical diluent seed dressing, seed dressing seed suitable for broadcast, should not be sprouting. ② liquid soaking seeds, cucumber, eggplant and other seeds can be immersed in water for 3 hours, remove the air