金昌市中拱棚早春茬西瓜栽培技术
Gansu Agricultural Science and Technology（2012）
Abstract
<正>金昌市地处甘肃省河西走廊东段,祁连山北麓。境内海拔1 380～2 400 m,年均气温4.8～7.3℃,日照时数2884h,≥10℃积温3200～3765℃,无霜期155 d,光照充足,昼夜温差大,适宜西瓜生长,生产的西瓜产量高,市场销售稳定,成为当地农业增
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