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本文详细介绍了甘南县主要甜菜病害。分析了病害发生的主要影响因子,指出了防治和减少病害发生的各项措施.甘南县主要甜菜病害:1、甜菜褐斑病.2、甜菜根腐病.影响根病的因素:1、轮作年份.2、整地及耕作形式.3、茬口.主要防治措施:选地势高的地块种值,以小麦、玉米为前作.避免大豆茬或大豆的迎茬;秋翻地,秋整地;深松;亩施五氯硝基苯2—3公斤;氮肥、磷肥各10—15公斤,硼酸0.5—1.0公斤.
This article details the main beet disease in Gannan County. The main influencing factors of disease occurrence are pointed out, and various measures to prevent and reduce the occurrence of diseases are pointed out.The main sugar beet diseases in Gannan County are as follows: 1, Beet leaf brown spot, 2, beet root rot. Year .2, land preparation and tillage .3, stubble .Main prevention and control measures: Select the value of plots with high topography, with wheat and corn as the front, avoid the stubble of soybean stubble or soybean; Loose; Mushi chlorobenzene 2-3 kg; nitrogen, phosphate 10-15 kg each, boric acid 0.5-1.0 kg.