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在罗斯托夫地区碳酸盐微胶粒黑钙土上,当在休闲地上施入厩肥,在休闲地和豌豆地上施入磷钾化肥、在冬小麦地上施入氮肥时,获得了肥料的最大效益。
In the Rostov region carbonate micelles, when fertilizing manure on leisure grounds and applying phosphate fertilizers on fallow land and pea soils, the maximum benefit of fertilizers was obtained when nitrogen fertilizer was applied to winter wheat .