摘要
以名山县为主要研究区 ,结合当地的情况和湿害的类型进行分析 ,指出该地区的土壤湿害可分为表湿型、下湿型、盐硝型和返酸型 ,由气候、地质、土壤质地等几种自然因素和人为因素造成 ,应采取开沟排水、半旱栽培、用养结合、调整作物结构等措施以减少土壤的湿害 。
The paper puts forward soil moisture plague can be divided into the following types of surface moisture, lower moisture, chloride-sodium and re-acid caused by climate, geology and soil texture of several natural and manmade factors by taking Mingshan County as the main study area and analysis on the types of soil moisture plague based on local conditions. It should adopt the measures of excavating drainage canal, semi-arid cultivation, combination of use and maintenance and restructuring crops for reducing soil moisture plague and increasing the output of crops.
出处
《中国水土保持》
北大核心
2003年第12期26-28,共3页
Soil and Water Conservation in China
关键词
川西丘陵地区
土壤湿害
成因
类型
防治
开沟排水
半旱栽培
soil moisture plague
countermeasures for prevention and control
hilly regions in the western Sichuan
