共 50 条
- [4] INFLUENCE OF DIFFERENT SOURCES OF NITROGEN-FERTILIZER ON VALUE OF SOIL-NITROGEN TESTS AUSTRALIAN JOURNAL OF EXPERIMENTAL AGRICULTURE, 1976, 16 (83): : 881 - 886
- [5] UPTAKE OF NITROGEN, YIELD AND QUALITY OF MALTING BARLEY IN RELATION TO INORGANIC SOIL-NITROGEN AND N-FERTILIZATION LANDWIRTSCHAFTLICHE FORSCHUNG, 1988, 41 (1-2): : 99 - 108
- [7] AMMONIUM THIOSULFATE AND AMMONIUM-SULFATE EFFECTS ON CORN PERFORMANCE AND INORGANIC SOIL-NITROGEN JOURNAL OF FERTILIZER ISSUES, 1990, 7 (02): : 24 - 30
- [10] EFFECT OF DIFFERENT NITROGEN-SOURCES IN YIELD AND YIELD - FORMATION OF RICE ZEITSCHRIFT FUR ACKER UND PFLANZENBAU-JOURNAL OF AGRONOMY AND CROP SCIENCE, 1978, 146 (03): : 165 - 177