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１９９４～１９９６年试验研究表明，酒泉地区目前推广的大豆品种吉林３０大田栽培适宜密度为１４２８６０株／ｈｍ２，以一次性追施硝铵１５０ｋｇ／ｈｍ２产量较高，施肥时期为始花期。
The experimental study from 1994 to 1996 showed that the optimum density of 14 soybean varieties cultivated in Jilin Jiuquan was 142860 plants / hm2. The output of 150kg / hm2 ammonium nitrate was higher at one time, and the flowering period was the first flowering stage.