据一项最新软科学成果公开披露,我国现有耕地约20亿亩,其中高产耕地42827万亩,中产耕地74011万亩,低产耕地81940万亩。该研究成果表明,如果政策得当,耕地面积、物质、科技投入有足够保证,到1995年可增粮食4000万吨,2000年可增9000万吨,棉花油料分别增长155万吨和395万吨,2000 According to a new disclosure of soft science findings, China currently has about 2 billion mu of cultivated land, of which 428.27 million mu is high-yielding cultivated land, 740.11 million mu is middle-yielding cultivated land, and 819.4 million mu is low-yielding cultivated land. The research results show that if the policy is properly implemented, there will be sufficient guarantee for the input of cultivated land, material and science and technology, 40 million tons of grain can be increased by 1995, 90 million tons of cotton in 2000 and 1.55 million tons and 3.95 million tons of cotton oil respectively, 2000