Greenhouse gases exchange of integrated paddy field and their comprehensive global warming potentials;

With the integration of study progress related to rural residential land consolidation,two key aspects of comprehensive potential assessment and the calculation methods of land consolidation potential were summarized.

On the basis of quantity and quality potential appraisal of arable land adjustment, this paper discusses the comprehensive potential of arable land consolidation, and conducts a classification analysis with the method of cluster analysis and multi-factors comprehensive appraisal, with Jiangsu Province as an example.

Research on Comprehensive Advantage and Strategic Selection for High-Tech Enterprises;

Research on comprehensive advantage development route and evolvement rules of high & new technology enterprises cluster

This article describes the importance of knowledge management in high & new technology enterprises, and analyzes the knowledge management activities, the forming of enterprises comprehensive advantages and the factors influencing knowledge management.

The article makes analysis and comparison on the bridge alternative and the underwater tunnel alternative in terms of construction cost,durability,security,ecological and environmental impacts and social efficiency,which concludes that the underwater tunnel alternative has more comprehensive advantages than the bridge alternative.