白杨河四队,地处祁连山下,戈壁滩上,气候寒冷,生长期短,干旱缺水,土质瘠薄,过去是个有名的“穷下湾”。解放前,在封建地主阶级的统治下,人民过着牛马不如的生活,粮食亩产只有七、八十斤。解放后,在伟大领袖毛主席的英明领导下,人民翻了身,走上了农业集体化的康庄大 Poplar River four teams, located in the Qilian Mountains, the Gobi desert, the climate is cold, short growth period, drought and water shortage, soil infertility, the past is a famous “poor under the Bay.” Before the liberation, under the rule of the feudal landlord class, the people lived a better life than before. The grain output per mu was only seven or eighty catties. After the liberation, under the brilliant leadership of Chairman Mao, the great leader, people turned over and took to the great cause of collectivization of agriculture