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Issue:
Cultivated Land Early-Warning System of Xishan City, Jiangsu Province
Author(s):
GE Xiangdong
,
ZHANG Xia
,
ZUO Lijie
,
PENG Buzhuo
Pages:
532
-
538
Year:
2002
Issue:
4
Journal:
JOURNAL OF NANJING UNIVERSITY(NATURAL SCIENCE)
Keyword:
耕地预警系统
;
指标体系
;
模型
;
锡山市
;
Abstract:
依据第二次土壤普查资料、多年土壤监测数据和有关耕地系统状态的统计数据,结合研究区耕地状况的调查分析,建立了耕地预警系统指标体系和预警模型;据此模型进行了锡山市2010年耕地系统的预警分析.结果表明,耕地系统产出能力的稳定性呈下降趋势,加大投入以保持耕地质量的稳定,提高耕地产出水平是该区警情排除的主要对策.
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