| 陕西省安塞县梯田建设及其对环境和农业发展的影响 |
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| 引用本文： | 王茜,吕昌河,于伯华. 陕西省安塞县梯田建设及其对环境和农业发展的影响[J]. 干旱区资源与环境, 2011, 0(9): 51-54 |
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| 作者姓名： | 王茜 吕昌河 于伯华 |
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| 作者单位： | 中国科学院地理科学与资源研究所;中国科学院研究生院; |
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| 基金项目： | 中国科学院知识创新重要方向性项目(kzcx2-yw-421); 自然科学基金项目(40671007)资助 |
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| 摘 要： | 利用统计和检测数据分析了影响安塞县梯田建设的因素以及梯田建设对环境和农业发展的影响,研究结果表明：建国后安塞县梯田建设分为起步期、缓慢增长期、快速增长期和基本稳定期四个阶段。坡耕地转换为梯田后,土壤水肥条件得到改善,土地利用集约度和粮食单产明显提高。梯田建设对农业和农村经济发展的贡献具有阶段性,1996年前,农户生计方...
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| 关 键 词： | 安塞县 梯田建设 农业总产值 农民人均纯收入 |
Terrace development and its effects on the environment and agricultural development in Ansai County,Shaanxi Province |
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| WANG Qian,LU Changhe,YU Bohua. Terrace development and its effects on the environment and agricultural development in Ansai County,Shaanxi Province[J]. Journal of Arid Land Resources and Environment, 2011, 0(9): 51-54 |
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| Authors: | WANG Qian LU Changhe YU Bohua |
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| Affiliation: | WANG Qian1,2,LU Changhe1,YU Bohua1(1.Institute of Geographic Sciences and Natural Resources Research,Chinese Academy of Sciences,Beijing 100101,P.R.China,2.Graduate University of the Chinese Academy of Sciences,Beijing 100049,P.R.China) |
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| Abstract: | In this paper we analyzed the development and affecting factors of terrace building in Ansai in 1950-2006,and then identified its contributions to the soil conservation,food grain production,rural income and agricultural development.Terrace construction in Ansai County could be divided into four stages,initial period,slow growth period,rapid growth period and relatively stable period.Conversion of sloping fields to terraced farmland improved the soil moisture and fertility conditions,stimulated the producti... |
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| Keywords: | Ansai County terrace construction agricultural output net income of farmers |
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