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Acta Prataculturae Sinica ›› 2016, Vol. 25 ›› Issue (7): 203-214.DOI: 10.11686/cyxb2015478

• Orignal Article • Previous Articles    

Research advances on fungal diseases of Vicia sativa

XU Shan1, LI Yan-Zhong1, 2, *   

  1. 1.State Key Laboratory of Grassland Argo-ecosystems, College of Pastoral Agriculture Science and Technology, Lanzhou University, Lanzhou 730020, China;
    2.Institute of Grassland Research of CAAS, Hohhot 010010, China
  • Received:2015-10-12 Revised:2015-11-23 Online:2016-07-20 Published:2016-07-20

Abstract: Vicia sativa (Leguminosae) is one of the most important and widely cultivated crops in China. By the end of 2015, 14 fungal diseases of V. sativa had been reported from 28 countries. Of these 14 diseases, 10 infect the leaves and stems, three infect the roots, and one infects the plants systemically. Four fungal pathogens (Alternaria alternata, Aphanomyces euteiches, Pythium debaryanm, Verticillium dahliae) have only infected V. sativa abroad, and two (Epicoccum nigrum and Stemphylium botryosum) have only infected V. sativa in China. In China, 10 fungal diseases of V. sativa have been detected in 10 provinces. Among these provinces, Gansu has the most fungal diseases (eight), followed by Yunnan (six). In total, there are 43 fungal pathogenic species that infect V. sativa. These pathogens belong to the Deuteromycotina (58%), Ascomycotina (16%), Basidiomyotina (14%), and Mastigomycotina (12%). Of these 43 fungal pathogens, 15 occur only abroad, seven occur only in China, and seven are specific to V. sativa. In addition, six seed-borne fungi have been detected in V. sativa seeds in China, and four of them are known to have negative effects on seed germination and seedling growth. Until now, there have been few studies on the harm, life cycle, and management of fungal diseases of V. sativa, although some studies have described aspects of common diseases such as anthracnose, powdery mildew, rust and botrytis. With the increasing cultivation area of V. sativa and the increased demand for this crop, it is important to study its main fungal diseases to evaluate yield losses, to accurately identify the causal agents, to evaluate the dynamics and occurrence of diseases, and to develop effective management strategies.