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- [2] RECOVERY OF NITROGEN BY SPRING BARLEY FROM AMMONIUM-NITRATE, UREA AND SULFUR-COATED UREA AS AFFECTED BY TIME AND METHOD OF APPLICATION FERTILIZER RESEARCH, 1992, 32 (01): : 19 - 25
- [3] BALANCE OF UREA NITROGEN AND AMMONIUM-NITRATE BY MEANS OF N-15 AFTER WINTER-WHEAT FERTILIZING ROSTLINNA VYROBA, 1985, 31 (04): : 353 - 360
- [4] RECOVERY OF N-15 FROM AMMONIUM-NITRATE AND ALGAL BIOMASS-AMENDED SOIL FERTILIZER RESEARCH, 1989, 20 (02): : 67 - 73
- [7] WEATHER EFFECTS ON N UPTAKE FROM FOLIAR-APPLIED UREA AMMONIUM-NITRATE IN CEREALS ARCHIV FUR ACKER UND PFLANZENBAU UND BODENKUNDE-ARCHIVES OF AGRONOMY AND SOIL SCIENCE, 1990, 34 (11): : 757 - 764
- [10] A MICROPLOT STUDY OF THE FATE OF N-15-LABELLED AMMONIUM-NITRATE AND UREA APPLIED AT 2 RATES TO RYEGRASS IN SPRING FERTILIZER RESEARCH, 1989, 20 (01): : 33 - 39