[摘要]本篇文章主要论述了无公害农产品花芸豆细菌性疫病的防治原则、为害症状、病原、侵染循环、发病条件及防治等技术的要求。 [关键词]花芸豆;细菌性疫病;防治技术。 [Abstract] This article mainly discussed the pollution-free agricultural products, the principle of kidney bean bact
【摘 要】本文针对东北地区玉米高产栽培模式进行分析,从玉米种植前的准备到田间管理,加强强化措施,促进玉米的高产。 【关键词】玉米;高产;田间管理 [Abstract] This paper analyzed the cultivation mode of high yield corn in northeast China from corn preparation to field mana