China should start with making "the law of food security guarantee "perfecting the system of grain reserves,practising policies of supporting agriculture,developing effective a.

Influence of short-term management on ecological environment and regional food security in the Heihe River Basin;

Use of water and land for food security and environmental sustainability;

Actuality and Technological Strategy of Food Security in China;

Analysis of retaining cultivated land and food safety in Guangxi;

Problems of agricultural disasters and food safety during the progress of urbanization in China;

To enhance the productive capacity of cultivated land and secure grain safety;

Dynamic research on regional grain safety;