In order to obtain effective antagonistic actinomycetes against Verticillium dahliae in Xinjiang.In this experiment, 761......

对２个品种在７个不同播期的平作棉与麦套棉进行棉花黄萎病发生规律的研究。结果表明，不同播斯的黄萎病发生规律存在着差异，尤其对黄萎病......