Research advances and development trend of farming system in dry-land regions;

The characteristics of drought and construction of drought-resistant and relievable farming system on the arid area of the Loess Plateau in the middle and east Gansu province

The relationship between the recycled economic theory and farming system based on the principles of the recycle economic and the theories of the farming system.

The historical evolution of tillage system in China can be divided into four stages: abandoning cropping system, fallow cropping system, rotational cropping system, and intensive cropping system.

A comparison between new-type rural cooperative medical system and urban social medical insurance system;

In this paper,the authors analyze the goals,values and features,performance,organization and finance,and public policy of local government behavior in the new-type rural cooperative medical system from the perspective of public choice theory,so as to identify deviations from the local government act and propose some measures to optimize the behavior of local governments.

studying from the new rural cooperative medical system,this article proposes that this system in fact is the non-typical social security.

The new rural cooperative medical system ,which mainly plans serious illness,is the farmers mutual medical cooperative system with government s organization,guidance and support,farmers voluntary participation, individual, collective and government multilateral finance.

As a systematic innovation, the new rural cooperative medical system still stays experimental phase and has no mature experience .

Unscramble New Cooperative Medical System——Analysis from Public Interests s Angle of View;

This thesis introduces the concept of new cooperative medical system in the countryside and the significance of applying it.