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- [21] STUDY OF RATE AND TIME OF APPLICATION OF NITROGEN-FERTILIZER LABELED WITH N-15 IN CULTIVATION OF BEANS AGROCHIMICA, 1977, 21 (05): : 398 - 407
- [23] Contributions to nitrogen leaching and pasture uptake by autumn-applied dairy effluent and ammonium fertilizer labeled with 15N isotope Plant and Soil, 1999, 210 : 189 - 198
- [27] THE UPTAKE OF FERTILIZER NITROGEN (N-15) AND THE UTILIZATION OF MAGNESIUM IN PEA (PISUM-SATIVUM-L) ROSTLINNA VYROBA, 1984, 30 (05): : 505 - 514
- [29] GASEOUS NITROGEN LOSSES FROM SOIL UNDER SITKA SPRUCE FOLLOWING THE APPLICATION OF FERTILIZER N-15 UREA JOURNAL OF SOIL SCIENCE, 1988, 39 (03): : 417 - 424
- [30] Mineralization of nitrogen from 15N labeled crop residues at varying temperature and clay content AFRICAN JOURNAL OF AGRICULTURAL RESEARCH, 2011, 6 (01): : 102 - 106