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- [2] EFFECT OF LACTATION NUMBER ON COWS MILK COAGULATION PROPERTIES ANNALES DE ZOOTECHNIE, 1994, 43 (02): : 135 - 140
- [3] THE NPN FRACTION OF COWS MILK .1. AMOUNT AND COMPOSITION MILCHWISSENSCHAFT-MILK SCIENCE INTERNATIONAL, 1981, 36 (10): : 598 - 600
- [4] The effect of lactation number on milk production and reproduction in Holstein cows TURKISH JOURNAL OF VETERINARY & ANIMAL SCIENCES, 2000, 24 (01): : 39 - 44
- [5] THE NPN FRACTION OF COWS MILK .6. ON THE ANALYSIS OF MILK FOR INDOXYLSULPHATE (INDICAN) MILCHWISSENSCHAFT-MILK SCIENCE INTERNATIONAL, 1985, 40 (12): : 727 - 730
- [6] STUDIES ON SOMATIC-CELL COUNTS IN MILK OF SWEDISH DAIRY-COWS .3. ADJUSTMENT FOR EFFECT OF STAGE OF LACTATION ACTA AGRICULTURAE SCANDINAVICA, 1985, 35 (04): : 329 - 338
- [7] THE NPN-FRACTION OF COWS MILK .5. ANALYTICAL METHODS MILCHWISSENSCHAFT-MILK SCIENCE INTERNATIONAL, 1982, 37 (02): : 80 - 85
- [8] THE NPN-FRACTION OF COWS MILK .2. BREED DIFFERENCES MILCHWISSENSCHAFT-MILK SCIENCE INTERNATIONAL, 1981, 36 (11): : 680 - 682
- [9] UREA IN THE NPN-FRACTION OF COWS MILK - DETERMINATION, CONTENT AND INFLUENCES ON IT MILCHWISSENSCHAFT-MILK SCIENCE INTERNATIONAL, 1981, 36 (08): : 462 - 466
- [10] THE NPN FRACTION OF COWS MILK .4. SEASONAL-VARIATIONS MILCHWISSENSCHAFT-MILK SCIENCE INTERNATIONAL, 1982, 37 (01): : 10 - 12