山西省石楼县1958年建立了以川壩地为中心的基本农田制,经过一年苦战,粮食产量一步登天。全县原有耕地38万亩,退耕了瘠薄的坡地26万亩,通过沟壑川台化增种壩地3万余亩,粮食平均亩产由1957年的49斤,一跃而为1,004斤。总产增加了五倍,每人平均粮食由1957年的427斤提高到2,524斤。在吕梁山 In 1958, Shilou County, Shanxi Province, established a basic farmland system centered on Chuanba. After one year of hard work, the grain output went up one by one. The county’s original 380,000 acres of arable land, the conversion of barren slopes of 26 million mu through the ditch Chuantaihua additional kinds of dam more than 3 acres, average grain yield from 49 pounds in 1957, jumped to 1,004 pounds. The total output has increased fivefold and the average grain per person has risen from 427 jin in 1957 to 2,524 jin. In Luliang Hill