统计测试和时空演变:绿色农业生产效率与粮食安全之间的合协调的特征
PloS one
|July 23, 2025
概括
为实现可持续发展,平衡绿色农业发展和粮食安全至关重要. 中国中国中国中国.
科学领域:
- 农业经济学 农业经济学
- 环境科学 环境科学
- 可持续发展 可持续发展 可持续发展
背景情况:
- 平衡绿色农业发展和粮食安全对于可持续发展至关重要,特别是在环境受限的地区.
- 发展新的优质农业生产力需要解决这种平衡问题.
研究的目的:
- 研究中国农业绿色发展效率与粮食安全之间的合协调关系.
- 分析空间差异,并确定影响这种关系的因素.
主要方法:
- 超高效率SBM-DEA模型用于效率测量.
- 食品安全评估的 entropy TOPSIS 方法.
- 合协调度分析和多维空间分析 (区域差异分解,空间相关性,核密度估计).
主要成果:
- 确定了三个发展阶段:稳定,快速改善和稳定调整.
- 在北京-天津-河北,长江三角洲和黑龙江形成了三个高价值协调集群.
- 尽管西部地区具有生态农业潜力,但东部地区的表现优于西部地区,区域差异仍然很大.
结论:
- 区域间的差异是协调发展中不平等的主要来源.
- 空间聚合效应有助于区域分层.
- 实现协调的农业绿色发展和粮食安全,有差异化的区域战略至关重要.
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