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^: 3450 2012 2
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^: - [ ] = Efficiency of calcareous saltpeter on chernozems and chestnut soils of the Central Ciscaucasia
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aref2 2 The effects of two ammonium nitrate fertilizers used as early-spring top dressings on the yield and quality of winter wheat in different zones of Stavropol krai were compared. An appreciable positive effect of calcareous saltpeter on grain quality parameters was revealed. It was found that the new form of nitrogen fertilizer was competitive in efficiency to the conventional ammoniac saltpeter.

^TRN: 1267923
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