保水剂在迪庆州困难立地造林中的应用  

Application of Water Retaining Agent in Afforestation of Difficult Site in Diqing Prefecture

作　　者：和润云 HE Runyun(Diqing Forestry and Grassland Bureau, Shangri-La, Yunnan 674400, China)

机构地区：[1]迪庆州林业和草原局,云南香格里拉674400

出　　处：《林业调查规划》2021年第4期144-148,共5页Forest Inventory and Planning

摘　　要：迪庆高寒山区及干热河谷区极难造林地是植被恢复技术创新和困难立地造林技术攻关的重要热点地区,分析保水剂对其困难立地造林的有益特性及降水年季分布、时空分布特点、技术创新需求、多元文化和民族思维方式对保水剂应用的影响,按照划分的8种不同困难造林地类型探讨保水剂选择、适用范围及使用方法。提出保水剂在迪庆困难立地造林中的技术模式、推广方式及该领域今后的研究方向等。The extremely difficult forestation areas in Diqing alpine area and dry hot valley area are important spots for technical innovation of vegetation restoration and forestation on difficult sites.This paper analyzed the beneficial characteristics of water retaining agent for forestation on difficult sites,and the influence of annual and seasonal distribution of precipitation,spatial and temporal distribution characteristics,technological innovation demand,multi culture and national thinking mode on the application of water retaining agent,discussedthe selection,application scope and application method of water retaining agent according to 8 different difficult afforestation land types,and put forward the technical model,promotion method and future research problems of water retaining agent in afforestation of difficult site in Diqing.

关 键 词：保水剂 困难立地造林 高寒干旱地区 应用模式 迪庆藏族自治州 

分 类 号：S728[农业科学—林木遗传育种] S482.99[农业科学—林学]