1991年长治县同全省一样遭受了罕见的大旱,全县粮食产量减产15％,但仍有25个村夺得了历史最好收成。其中西火镇关家村连续9年保持粮食稳定增产,平均亩产由1982年的162.5kg增加到1991年的405kg,增长了近1.5倍。为此我们对关家村进行了深入调查研究。 1 自然条件关家村位于长治县东南山区,座落在雄山南麓海拔1100m的山坡上,全村558亩粮 In 1991, Changzhi County, like the entire province, suffered a rare drought. The county’s grain output was cut by 15%. However, 25 villages still won the best harvest in history. Among them, Guanjiatan in West Lake Township maintained a steady increase in grain output for 9 consecutive years. The average yield per mu increased from 162.5kg in 1982 to 405kg in 1991, an increase of nearly 1.5 times. To this end, we conducted an in-depth investigation of the village. 1 natural conditions Guan village is located in Changzhi County, southeast mountainous area, located in the southern hill of Mount Xiong 1100m above sea level, the village of 558 acres of grain