河西地区盐碱地混播草坪草死亡原因探析  

Analysis of the Reasons for Turfgrass Death in Salt Alkaline Soil of Hexi Region in Gansu Province

作　　者：孙丽娜[1] 姚拓[1] 刘卫忠 刘雯雯[1] 苑力晖[1] 

机构地区：[1]甘肃农业大学草业学院,甘肃兰州730070 [2]北京德尚园林绿化工程监理有限公司,北京100044

出　　处：《中国草地学报》2007年第5期49-53,共5页Chinese Journal of Grassland

基　　金：甘肃省科学技术攻关项目(2GS035-A41-001-04)

摘　　要：通过现场踏查及分析、土壤样品采集与测定、病原菌分离培养及鉴定,对河西地区(以金川集团公司为例)盐碱地混播草坪草死亡原因分析认为,其原因主要有:枯草太厚;病原菌侵染;土壤通透性差;土壤及灌溉用水盐碱含量过高;大气污染;建植方式不合理和管理不当等。The reasons for turfgrass lyzed based on spot investigation, death in salt alkaline soil of Hexi soil analysis, pathogen isolation Region in Gansu province were anaetc. The results showed that thick withered grass relic, pathogens, high soil compactness, saline and alkaline soil and irrigated water, air pollution; unreasonable turfgrass planting style and poor management and maintainment level are responsible for the death of the turfgrass.

关 键 词：草坪草 死亡原因 盐碱地 病原菌 土壤分析 

分 类 号：S688.4[农业科学—观赏园艺]