The integrated management of nutrient resources and creativity on fertilizer field—seeking the development way of chemical fertilizer industry;

The theory and technology of nutrient resources integrated management and their application on high yield wheat-maize rotation system;

Hence,more attention should be paid to the recycling utilization of nutrient resources in organic manur.

Grid resource allocation and management model based on micro-economic theory;

Presents a grid resource allocation and management model based on market theory,the whole grid system formed by numerous grid region that adopted distributed and autonomy principle.