Journal of Tianjin Agricultural University ›› 2019, Vol. 26 ›› Issue (2): 46-50.doi: 10.19640/j.cnki.jtau.2019.02.011

• Researches and Scientific Notes • Previous Articles     Next Articles

Prevention and cure of rice seeding disease in Tianjin

LU Tong1,2, YANG Xiu-rong1, HUO Jian-fei1, SUN Shu-qin1, LIU Chun-yan1, HAO Yong-juan1   

  1. 1. Tianjin Institute of Plant Protection, Tianjin 300384, China;
    2. College of Horticulture and Landscape, Tianjin Agricultural University, Tianjin 300384, China
  • Received:2018-11-29 Online:2019-06-20 Published:2019-09-19

Abstract: This paper described the occurrence of rice seedling diseases in Tianjin area, including the types, pathogens and symptoms of rice diseases, combined with the problems of poor control effect and safety of chemical agents in recent years. In this paper, 8 kinds of chemicals used frequently in rice seedling stage were selected for indoor virulence test, the control effect of the insecticides was determined, and the recommended pesticide types and methods were given. The purpose was to direct the farmers to accurately apply insecticides to the target, improve the control effect and reduce the amount of chemical pesticides.

Key words: rice, seeding disease, rice bakanae disease, rhizoctonia rot, chemical agent pesticides, toxicity determination

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