摘要
为了解达拉特旗化肥使用状况,经随机抽样问卷调查,发现玉米纯氮施用量在20~30 kg/667m2的农户占调查总数的比例为65.9%~72.5%,纯磷施用量超过15 kg/667m2以上的农户占调查总数的比例平均为18.1%~59.5%。施用钾肥在3~6 kg/667m2农户仅占总户数0.7%~6.8%。
In order to understand fertilizer usage of dalate banner,through the random sampling questionnaire survey, pure nitrogen content in 20~30 kg/667m2 were 65.9%~72.5% of the total number of investigation of the farmers; pure phosphorus content more than 15 kg/667m2 were 18.1%~59.5% of the total number of investigation of the farmers; pure K fertilizer in 3~6 kg/667m2 were 0.7%~6.8% of the total number of investigation of the farmers.
出处
《北方农业学报》
2016年第5期131-134,共4页
Journal of Northern Agriculture
关键词
化肥
玉米
达拉特旗
Fertilizer
Maize
Dalate Banner
