新疆石河子垦区,位于天山北麓,准噶尔盆地南缘,地处玛纳斯、沙湾两县境内。由于其特殊的地形和气候条件,成为解放后发展起来的特早熟新棉区,将全国植棉的北界推到了45°N附近。 本区属典型的大陆性气候,早期温度低,生长季节短,≥10℃积温3425℃,年平均气温6.6℃,无霜期 Xinjiang Shihezi reclamation area, located in the northern foot of Tianshan Mountains, southern margin of Junggar Basin, is located in Manas, Shawan counties. Due to its special topography and climatic conditions, it became a special precocious new cotton area developed after liberation, pushing the northern border of cotton-planting throughout the country near 45 ° N. This area is a typical continental climate, low early temperature, short growing season, ≥10 ℃ accumulated temperature 3425 ℃, annual average temperature 6.6 ℃, frost-free period