摘要
枣疯病是我国传统大枣优质栽植区彬县枣园面积和枣果品质大幅下降的重要原因。经调查,彬县枣疯病平均发病株率10.0%,严重园可达21.0%,引起枣疯病多发的主要原因是管理特别是土、肥、水管理粗放,品种抗病性较差,依此提出了选择抗病品种并培育无病毒苗木,在远离工矿企业、土壤肥沃地段建园,加大检疫,加强土肥水管理恢复树势,清除病源树等管理措施。
Jujube witches broom is the major factor causing the declining of jujube cultivation and yield.The investigation showed that the infection rate is generally10.%and21%in severer case.The reason causing the disease is inadequate management of soil,water and fertilizer applied and selection of weak varieties.The measures to prevent the disease were suggested as:selection of strong varieties,being far from mining industry,cultivating in fertile soil,and strengthening quarantining and revitalizing the tree growth.
作者
李优
LI You(Bin County Forestry Station, Bin County, Shaanxi 713500)
出处
《陕西林业科技》
2018年第6期72-74,共3页
Shaanxi Forest Science and Technology
基金
中国/GEF防治土地退化陕西项目
关键词
枣疯病
发病率
病因
防治
技术
Jujube witches broom
infection rate
cause to the disease
control and prevention
techniques
