摘要
山东棉花病害主要有19种,根据其发病部位和为害特点,一般分为四大类:苗期病害、枯黄萎病、铃部病害及叶部病害。在抗虫棉田,苗期病害、黄萎病和红叶茎枯病尤为突出,选用种衣剂,可提高苗病防治效果,用抗病品种防治黄萎病是重要措施,对红叶茎枯病采取追施和喷施磷钾肥的方法。
The important cotton diseases are conventionally devided into four groups： seedling diseases, fungul wilts, ball disease and leaf diseases. Seed coating formulations have control miaobing, with resistant euhivars for cotton wilt diseases together are of benefit for cotton diseases control. N, P, K can reduce the severity of Red leaf blight.
出处
《农业与技术》
2007年第4期67-69,共3页
Agriculture and Technology
关键词
抗虫棉
病害
发生
综合防治
transgenic cotton
diseases
occurrence
integated control
