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黄土丘陵沟壑区耕地整治优先度及模式——以麦积区为例
  • ISSN号:1007-7588
  • 期刊名称:《资源科学》
  • 时间:0
  • 分类:X171.1[环境科学与工程—环境科学]
  • 作者机构:甘肃农业大学资源与环境学院,兰州730070
  • 相关基金:国家自然科学基金项目(71263003,71563001).
中文摘要:

耕地整治优先度和模式的科学合理性对土地整治工作有重要意义。本文系统讨论了丘陵沟壑区耕地整治优先度的原则,从自然资源条件、基础设施与工程施工条件、立地条件三方面构建黄土丘陵沟壑区耕地综合条件评价指标体系,以甘肃天水市麦积区为例,运用综合评价系数法和GIS标准分类法确定耕地整治优先度,并分析耕地整治模式。结果表明:(1)麦积区耕地整治优先度评价结果表明所构建的黄土丘陵沟壑区耕地综合条件评价体系具有一定的可行性;(2)根据耕地地块综合条件系数评价结果,划分麦积区耕地整治优先度为优先、一般和限制整治区;(3)运用因素组合法,将麦积区耕地整治模式划分为:“土坎梯地+经济林”、农田水利建设及优化和路林网密织三种模式。

英文摘要:

Scientific and rational prioritization and modes for cultivated land consolidation are important for land remediation in China. At present, most of the research on project priorities mainly considers the implementation of projects and the area of obvious advantage of cultivated land resource endowment. The urgency and intensity of backward areas of cultivated land resources are often ignored. Due to the quality of cultivated land, soil fertility declines and agricultural modernization from rural areas, to a certain extent exacerbated by the trend of abandoned land, these areas urgently need cultivated land consolidation. Here, we give a brief overview of previous research on cultivated land regulation priority. Evaluation indicators for cultivated land comprehensive conditions are established according to the three sides of natural resources, main facilities and engineering conditions, site conditions, taking Maiji as an example. We use comprehensive evaluation coefficients and GIS standards classification to evaluate priorities and analysis modes. Land regulation priority evaluation results show that construction of a hilly-gully land cultivated land comprehensive conditions system is feasible. Under conditions of land comprehensive coefficient and evaluation results, we divided the zone into three classes of priority and general and limited remediation areas. Using factor combination methods, we divided the mode of cultivated land consolidation into three types: earth-banked terrace and economic forest, farmland water conservancy construction and optimization, and road shelterbelt closely woven. Determining the priority and analysis pattern of cultivated land consolidation is conductive to decision-making regarding regional cultivated land regulation and promotion of land-related work.

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期刊信息
  • 《资源科学》
  • 中国科技核心期刊
  • 主管单位:中国科学院
  • 主办单位:中国科学院地理科学与资源研究所
  • 主编:成升魁
  • 地址:北京安定门外大屯路甲11号
  • 邮编:100101
  • 邮箱:zykx@igsnrr.ac.cn
  • 电话:010-64889446
  • 国际标准刊号:ISSN:1007-7588
  • 国内统一刊号:ISSN:11-3868/N
  • 邮发代号:82-4
  • 获奖情况:
  • 国内外数据库收录:
  • 日本日本科学技术振兴机构数据库,中国中国人文社科核心期刊,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:42316