世界粮食安全问题现状
Current Situation of World Food Security
电网发展有关问题探讨
Study on Some Problems of Power-grid Development
国家粮食安全体系
national grain security system
化肥与粮食安全
Chemical fertilizer and food security
粮食安全
Food supply safety
Food grain security
Food supply security
foods supplies security
Grain security
Food security
food safety
graind security
safety of foodstuff
Grain safety
the food safety
the food security
Foodstuff security
grain safty
provision safety
grain secuity
foodstuff safety
grain safeness
food demand
food stuff security
the safety in grain paoduction
grain production security
the security of grain output
grain safe keeping
The security of grain-producing
grainsafety
fuel ethanol
Food-safety
graln production
Food
粮食安全:隐患在哪里
Grain Safety:Where Is the Hidden Peril
粮食安全对策
Food security strategy
measure for food security
粮食安全控制体系
grain safety control system
粮食安全水资源红线
bottom line of water resources for food security
粮食安全预警
Food security early warning
粮食安全综合指数
food security integrated index
粮食减产与粮食安全
Decrease in Grain Production and Food Security