共 50 条
- [1] INFLUENCE OF DIETARY NITROGEN SOURCE, CONCENTRATE LEVEL AND BIURET LEVEL IN SHEEP ON ADAPTATION OF RUMEN MICROORGANISMS TO BIURET AS A NON-PROTEIN NITROGEN SOURCE JOURNAL OF NUTRITION, 1973, 103 (10): : 1406 - 1413
- [4] DETERMINATION OF USE OF NON-PROTEIN NITROGEN IN RUMEN AND EVALUATION OF SOURCE OF NON-PROTEIN NITROGEN REVUE DE L AGRICULTURE, 1978, 31 (06): : 1093 - 1102
- [8] COMPARATIVE-STUDY OF NON-PROTEIN NITROGEN SUPPLEMENTS FOR SHEEP JOURNAL OF AGRICULTURAL SCIENCE, 1976, 87 (DEC): : 567 - 572
- [10] OROTIC-ACID AND NON-PROTEIN NITROGEN OVERLOAD IN SHEEP ANNALES DE RECHERCHES VETERINAIRES, 1979, 10 (01): : 1 - 7