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油葵是布尔津县重要的经济作物之一,全县2013年种植面积达860多公顷,由于种植面积的不断扩大,耕作制度不合理,轮作年限短等因素,使我县油葵菌核病发病率普遍较高,其中发病地块轻者可减产20%~30%,严重时高达80%以上,特别是多雨年份发生更加严重。为减少农民损失笔者根据多年实践经验探索归纳出了油葵病原、病症、发病规律、传播途径及防治方法供读者参考。
Sunflower oil is one of the important cash crops in Burqin County. The whole county had a planting area of over 860 hectares in 2013. Due to the continuous expansion of planting area, irrational farming system and short rotation years, oil sunflower sclerotiorum The incidence rate is generally high, of which the lesser incidence of land can be reduced by 20% to 30%, severe up to 80% or more, especially in the rainy years more serious. In order to reduce the loss of peasants, the author explores and summarizes the pathogens, diseases, pathogenesis, transmission routes and prevention and cure methods of oil sunflower for readers’ reference based on years of practical experience.