Supported by Science and Technology Innovation Program of Hunan Province(2019NK4170);Research Innovation Program for College Graduates of Hunan Province(CX2018B796)。
[Objectives]This study was conducted to screen the resistance of Echinochloa crusgalli in some paddy fields in Changde City,Yiyang City and Yueyang City in Hunan Province to penoxsulam and bispyribac-sodium.[Methods]T...