通过实验室分析及温室盆栽，研究了甘肃省河西地区张掖、武威、金昌及民勤等四地灌漠土的土壤养分状况。
The status of nutrients of four irrigation desert soils at Zhangye, Wuwei, Jinchang and Minqin, in Gansu Province were studied using pot culture experiments.
田间试验对比研究了树脂包衣尿素和普通尿素在灌漠土和风沙土两种土壤上种植玉米的肥料投入产出效益和产量差异。
The field experiments were carried out to investigate the effects of urea and resin coated urea on yield and economic benefit of corn planted in aeolian sandy soil and irrigated desert soil.
田间试验对比研究了树脂包衣尿素和普通尿素在灌漠土和风沙土两种土壤上种植玉米的肥料投入产出效益和产量差异。
The field experiments were carried out to investigate the effects of urea and resin coated urea on yield and economic benefit of corn planted in aeolian sandy soil and irrigated desert soil.
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