四川典型紫色土肥力特征及可持续利用研究  

CHARACTERISTICS OF SOIL FERTILITY OF THE TYPICAL PURPLE SOIL IN SICHUAN BASIN AND ITS SUSTAINABLE UTILIZATION

作　　者：王振健[1] 张保华[1] 李如雪[1] 邓良基[2] 夏建国[2] 凌静[2] 

机构地区：[1]聊城大学环境与规划学院,山东聊城252059 [2]四川农业大学资源环境学院,四川雅安625014

出　　处：《西南农业大学学报（自然科学版）》2005年第6期918-921,共4页Journal of Southwest Agricultural University

基　　金：国家863计划资助项目"智能化农业专家系统研究与开发"(990140046)

摘　　要：通过典型采样和室内理化分析,从土壤剖面构型、颗粒组成、养分特征、环境特性及适宜性等级等5个方面分析了典型紫色土的肥力特征,在此基础上,提出了紫色土持续利用的途径与对策。Typical samples of purple soil in the middle part of Sichuan Basin were taken and used for physico - chemical analysis. The profile patterns, particle composition, nutrient characteristics, environmental characteristics and suitable grade of the soil were analyzed. Based on the results, some measures are proposed for its sustainable utilization

关 键 词：四川盆地 紫色土 肥力特征 可持续利用 

分 类 号：S159.2[农业科学—土壤学]