发展麦棉两熟制对增产一千亿斤粮食一千万担棉花的贡献我国人多地少，粮棉争地十分突出，随着人口逐年增加，纺织工业原棉紧缺这一矛盾日益尖锐，已成为粮食增产，棉花增收的限制因素，甚至连畜牧业和水产业的发展也受到制约。因此，我国农业要在本世纪末增产一千亿斤粮食... The development of wheat and cotton double-cooked system to increase production of 100000000000 tons of grain cotton contribution to the contribution of more people to land less, grain and cotton dispute is very prominent, with the population increased year by year, the contradiction between the shortage of raw cotton textile industry has become increasingly sharp, It has become the limiting factor for increasing grain output and cotton income, and even the development of livestock husbandry and aquaculture is also restricted. Therefore, China’s agriculture will increase the output of 100 billion jin of grain by the end of this century ...