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青海湟水灌区包括民和县、乐都县、平安县、西宁地区,有1.5万hm~2面积可种冬小麦,海拔1 813～2 200m,年均温5.7～7.9℃,≥10℃持续期积温2 400～3280℃,这些地区光热条件接近于北方冬小麦种植边缘地带,能满足冬小麦生长发育的热量条件,在该地区冬小麦全生育期300d,全生育期要求积温1 900—2 200℃,产量400～500kg/667m~2。为了充分利用光热和土地资源,达到农
Qinghai Huangshui Irrigation District includes Minhe County, Ledu County, Ping’an County and Xining Prefecture. There are 15,000 hectares of winter wheat available in the area of 2 hectares, with an elevation of 1 813 ~ 2 200 m, an average annual temperature of 5.7 ~ 7.9 ℃ and a duration of ≥10 ℃ Accumulated temperature 2400 ~ 3280 ℃, light and heat conditions in these areas close to the northern winter wheat planting edge, to meet the growth and development of winter wheat heat conditions in the region of the whole winter wheat growth period of 300d, the whole growth period requires accumulated temperature 9002-2200 ℃, Yield 400 ~ 500kg / 667m ~ 2. In order to make full use of solar heat and land resources, to reach agriculture