According to the organization and resource characteristic of power supply enterprise,this paper discusses the guideline and method to build up resource-saving enterprises in respects of organization framework setup and supporting mechanism,presents the specific advice to construct the management system.

Based on the technological features of summer maize non tillage planting techniques in the double cropping system of wheat and maize in north part of China, this paper has comprehensivelyanalyzed the field working features of the perfection machines,and has developed 2 kinds of furrow openers for summer maize non tillage mulching planting.