Preliminary study on Cyclocodon lancifolius leaf blight and screening of Bacillus subtilis as a biocontrol agent oleh Xin Yang, Xin Yang, You-chao Dang, You-chao Dang, Jing-zhong Chen, Jing-zhong Chen, Ke-cheng Xu, Ke-cheng Xu, Dao-die Dai, Dao-die Dai, Qing-wen Sun, Qing-wen Sun, Qing-wen Sun