沿河大队地处张掖县黑河以西,生产条件比较差,其特点是:①地多劳少,全大队312个劳动力担负3987亩耕地,每劳担负12.8亩。②畜力不足,1977年全队役牛151头,平均每头担负耕地26.7亩。③农肥量少质差,常年有10％以上的地白籽下种。④土壤瘠薄,经化验0—20厘米耕层中有机质含量只有0.874％、 Located along the river to the west of Heihe, Zhangye County, the brigade is characterized by relatively poor production conditions. Its features are: ① more land is needed and less labor is needed; 312 laborers of the entire brigade are responsible for 3987 mu of arable land, each carrying 12.8 mu. ② lack of animal power, the whole team in 1977 cattle 151, each borne 26.7 acres of arable land. ③ less poor quality of fertilizer, perennial have more than 10% of white seeds under the species. ④ soil infertility, the test 0-20 cm layer of organic matter content of only 0.874%