摘要
通过对河北省麦区进行问卷调查和现场普查 ,初步归纳了河北省小麦主要病害种类 ,根据气候因素和土壤类型 ,对小麦叶锈病、白粉病、纹枯病、根腐病和赤霉病等的地域分布做了聚类分析。指出了病害的不同发生区域及病害的危害特点。此外 ,还对病害的发生趋势进行了分析 。
The numbers of wheat diseases in Hebei province were obtained by inquiring letters from plant station of each county and by real investigation in fields. Based on weather conditions and the types of soil, the distribution areas of major diseases such as stripe rust, leaf rust, powdery mildew, sheath blight, root rot and scab of wheat were classified by cluster analysis. The developing trends for the major diseases were analyzed and the controlling strategy was discussed.
出处
《河北农业大学学报》
CAS
CSCD
北大核心
2000年第4期57-61,共5页
Journal of Hebei Agricultural University
基金
河北省自然基金项目(398089)
河北农业大学 9816项目
