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敖汉旗岗岗营子公社农科站在东泡子大队董才的承包地上,搞了荞麦施用磷肥试验,增产效果显著,经济效益大大提高。试验在平坦轮荒地上进行。处理为亩施磷酸二铵18斤,不施磷酸二铵仅施同氮量的尿素为对照。结果,施用磷肥的亩产荞麦173.5斤,比对照增产100.9斤,折合每斤磷酸二铵增产荞麦5.6斤。经济效果:纯增收入18.58元,即每增加一元投资可获得4.62元的收入。与对照比,每斤成本由7.23分降到6.72分,经济效益显著。
Aohan Ganggang Sub-communes Agricultural Station Dongcaizi brigade Dongcai contracted to engage in buckwheat fertilizer application of phosphorus, significant yield increase, greatly improving economic efficiency. The test was carried out on a flat-field wasteland. Treatment of 15 acres of phosphate diammonium phosphate, no application of diammonium phosphate nitrogen only for the control. Results, the application of phosphate fertilizer per mu buckwheat 173.5 kg, 100.9 kg more than the control yield, equivalent to 0.67 kg per kg of ammonium dihydrogen phosphate yield buckwheat. Economic effect: Pure income increased 18.58 yuan, that is, for each additional investment of 4.62 yuan income. Compared with the control, the cost per catty decreased from 7.23 points to 6.72 points, significant economic benefits.