【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。更多还原

【Abstract】 The reasons for turfgrass death in salt alkaline soil of Hexi Region in Gansu province were analyzed based on spot investigation,soil analysis,pathogen isolation etc.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.更多还原