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浅析塑料包装市场及物流保护性趋势 被引量:2
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作者 黄昌海 《塑料包装》 CAS 2019年第5期41-45,共5页
分别对我国过去五年的包装行业年度运行数据中的塑料薄膜行业市场以及塑料包装箱及容器市场的介绍与分析。统计评估了塑料包装材料规模企业的工业产值情况,并对未来五年的规模工业产值进行预估。进一步,对物流保护性需求增长较快的两个... 分别对我国过去五年的包装行业年度运行数据中的塑料薄膜行业市场以及塑料包装箱及容器市场的介绍与分析。统计评估了塑料包装材料规模企业的工业产值情况,并对未来五年的规模工业产值进行预估。进一步,对物流保护性需求增长较快的两个行业——电商快递与物流行业的塑料包装材料介绍。最后,对塑料包装材料在物流保护性领域趋势进行了简单分析。 展开更多
关键词 塑料包装行业 物流保护性 市场分析与趋势
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The current status, threats and protection way of Sanjiang Plain wetland, Northeast China 被引量:12
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作者 ZHOUZhi-qiang LIUTong 《Journal of Forestry Research》 SCIE CAS CSCD 2005年第2期148-152,共5页
The Sanjiang Plain is a vast area of alluvial floodplains and low hills in northeast Heilongjiang Province. It is the largest tract of wetlands in China and East Asia outside of Siberia. 28 wetland nature reserves exi... The Sanjiang Plain is a vast area of alluvial floodplains and low hills in northeast Heilongjiang Province. It is the largest tract of wetlands in China and East Asia outside of Siberia. 28 wetland nature reserves exist on the Sanjiang Plain, and three of them have been listed as wetlands of international importance to water bird conservation by the Ramsar Convention Bureau. The wetlands of Sanjiang Plain are noteworthy for its rich biodiversity, but they continue to decline in area and deteriorate in quality currently. The main threats or constrains, immediate cause, root cause and required response are analyzed in this paper, and the four aspects opinion such as improvement of watershed management, enhancement of protection and restoration of habitats and biodiversity, alternative livelihoods of rural residents living in and near natural wetland reserve, and reinforcement of capacity building of natural reserves are brought forward as the effective measures for the Sanjiang Plain wetland protection. 展开更多
关键词 sanjiang plain wetland protection wetland nature reserves threat factors DETERIORATION northeast China
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