共 50 条
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- [4] DIGESTIBILITY AND NITROGEN-BALANCE OF FEED OF DAIRY-COWS WITH UREA AS SOLE OR PARTIAL SOURCE OF NITROGEN JOURNAL OF THE SCIENTIFIC AGRICULTURAL SOCIETY OF FINLAND, 1977, 49 (03): : 192 - 198
- [8] MILK UREA AS AN ESTIMATE OF URINE NITROGEN OF DAIRY-COWS AND GOATS ACTA AGRICULTURAE SCANDINAVICA SECTION A-ANIMAL SCIENCE, 1994, 44 (02): : 87 - 95
- [9] NITROGEN-ENERGY INTERACTIONS IN DAIRY-COWS FED WITH UREA ARCHIV FUR TIERERNAHRUNG-ARCHIVES OF ANIMAL NUTRITION, 1986, 36 (2-3): : 314 - 315