1) have grain enough and to spare
粮食自给有余
2) food guarantee
粮食自给
1.
Based on the problems of food guarantee after the transformation, this paper puts forward basic countermeasures for enhancing the ability of food supply in the ecotone of agriculture and animal husbandry.
针对农牧交错区面临的主要生态问题、当前及退耕还草后面临的粮食问题,提出了该区退耕还草后提高粮食自给能力的基本对策:改造基本农田,强化农牧结合,建立农业"三元"结构体系,充分应用现代旱作农业技术,发掘退耕还草后剩余农田粮食生产潜力。
3) have a surplus of grain
粮食有富余
4) Grain self-sufficient rate
粮食自给率
1.
Food security is very important to the economy security,which requires to keep high grain self-sufficient rate.
粮食安全对经济安全的极端重要性,决定了必须保持较高的粮食自给率。
5) grain self-sufficient ratio
粮食自给率
1.
The safe baseline of cultivated land is directly proportional to population,grain self-sufficient ratio and grain demand per people,and inversely proportional to productivity of cultivated land.
耕地资源数量安全底线具有时间性、区域性和条件限制性,与人口、粮食自给率和人均粮食需求量成正比,与耕地综合生产能力成反比。
2.
Then grain self-sufficient ratio is discussed through the analysis on the development of consumption, yield, and trade of grain in the world.
首先就粮食属性、粮食饥馑、粮食禁运、粮食贸易等与粮食安全密切相关的问题进行了深刻反思,并通过对国际国内粮食消费、粮食生产和粮食贸易的发展态势分析,探讨了中国适度粮食自给率的问题,由此提出当前中国粮食自给率目标以90%左右为宜。
补充资料：粮食
供食用的谷物、豆类和薯类的统称。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条