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1前言向日葵菌核病[Sclerotinia sclerotiorum(Lib.)de Bary]是世界性范围的真菌病害,是向日葵重要的病害之一,在
1 Introduction Sunflower sclerotiorum (Sclerotinia sclerotiorum (Lib.) De Bary] is a worldwide range of fungal diseases, sunflower is one of the important diseases in the