摘要
通过对桑园土壤化验及桑叶黄化症状分析，认定此症为生理性黄化症。探明了其发生原因，提出了解决此症的有效措施。
Based on the experiment of mulberry garden soil and analysis of leaf yellow-ing,this paper believed that the yellowing of mulberry leaf was the physiological symptom.And the prevention methods were carried out.
出处
《蚕桑通报》
1999年第1期38-40,共3页
Bulletin of Sericulture
关键词
桑叶黄化
原因
防治
黄化症
Mulberry leaf yellowing
reason
prevention method
