| 成渝经济区的耕地土壤质量特点及保护对策 |
| |
| 引用本文： | 何毓蓉,徐祥明,吴晓军.成渝经济区的耕地土壤质量特点及保护对策[J].地理科学,2009,29(3). |
| |
| 作者姓名： | 何毓蓉 徐祥明 吴晓军 |
| |
| 作者单位： | 1. 中国科学院成都山地灾害与环境研究所,四川,成都,610041
2. 四川省农业厅土肥生态处,四川,成都,610015 |
| |
| 基金项目： | 中国科学院知识创新工程重要方向项目(KZCX2-YW-409)资助 |
| |
| 摘 要： | 成渝地区是国家正式列为全国重点发展的四大经济区之一。通过对成渝经济区耕地主要土壤类型的质量状况进行分析,看出耕地的非农业占用、土壤肥力和土壤环境质量退化问题,呈现不同程度的严重态势,加强土壤保护已经刻不容缓。研究结果表明,成渝经济区的耕地土壤质量退化主要表现为"蚀、旱、板、酸、薄、生(熟化度低)和毒化(污染)",已成为成渝经济区农业发展的障碍。针对土壤质量主要的特点和问题,提出了扭转土壤利用结构性逆向变化等几点保障成渝经济区农业可持续发展的对策。
|
| 关 键 词： | 成渝经济区 土壤肥力特点 土壤环境质量 土壤保护对策 |
Soil Quality Characteristics and Protection Countermeasures of Cultivated Land in Chengdu-Chongqing Economic Zone |
| |
| HE Yu-rong,XU Xiang-ming,WU Xiao-jun.Soil Quality Characteristics and Protection Countermeasures of Cultivated Land in Chengdu-Chongqing Economic Zone[J].Scientia Geographica Sinica,2009,29(3). |
| |
| Authors: | HE Yu-rong XU Xiang-ming WU Xiao-jun |
| |
| Institution: | 1.Institute of Mountain Hazards and Environment;Chinese Academy of Sciences;Chengdu;Sichuan 610041;2.Soil Ecology Office of Agriculture Bureau;3.Graduate University of Chinese Academy of Sciences;Beijing 100039 |
| |
| Abstract: | Cheng-Yu(Chengdu-Chongqing) economic area is officially recognized as one of the four national key developmental economic zones.Based on the analysis of the main types of soil quality status in Cheng-Yu economic area,the non agricultural occupation of cultivated soil,soil fertility and soil environmental quality degradation showed severe situation in different degrees and the soil protection was imperative.The results showed that the degradation of cultivated soil quality had become the obstacle to agricult... |
| |
| Keywords: | Cheng-Yu economic area soil fertility characteristics soil environmental quality soil protection countermeasures |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
