从中低产田状况看长江流域农业持续发展

Situation of Low-Middle-Yield Field and Agricultural Sustainability in Yangtze Valley

随着耕地的减少和人口的增加 ,我国粮食问题日趋严峻。长江流域曾是我国重要的商品粮生产基地 ,必将在下个世纪我国粮食发展战略任务中起着举足轻重的作用。本文主要从中低产田和资源利用方面 ,探讨了该流域的粮食增产潜力及资源合理利用途径 ,旨在为充分发挥流域的粮食生产、促进农业持续稳定发展提供依据。

With decrease of cropland and increase of population, food problem in our country is becoming more and more severe. Yangtze valley has ever been an important production base of commodity grain and will occupy a decisive position in our food development strategy in the coming century. Focusing on aspects of low middle yield field and use of resources, potentiality of food increase and access of resources rational use are discussed in order to provide basis for bringing food production into full play and pr...