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DOI: INDICATORS OF FEEDING WITH MILK DURING LACTATION OF HOLSTEIN COWS OF IMPORTED GERMAN SELECTION
Kholjigitov Askar Marifjonovich , Doctoral candidate of the Tashkent branch of the Samarkand State University of Veterinary Medicine, Animal Husbandry and Biotechnology, Uzbekistan Rakhmon Istamovich Ruziev , Scientific Research Institute of Animal Husbandry and Poultry, candidate of agricultural sciences, senior researcher, UzbekistanAbstract
In this article, the level of milk coverage of the Holstein cows of the German breeding breed is inextricably linked with their milk yield. During the feeding of Holstein cows of German selection on the basis of the Tula value ration using local feed in the conditions of the Tashkent region, 8038.81 kg of EOB, 5969.55 kg of food unit were consumed for 5473.5 kg of milk in group II cows whose MR ration was increased by 15% in the lactation period of 305 days. , if 5482.81 kg of 4% milk was produced, the cows fed the farm ration MR consumed an average of 6859.5 kg of EOB, 5101.58 kg of food unit, compared to group II equal cows by 881.5 kg or 16.1% (P ˃0.999) less milk was produced.
Keywords
feeding with milk, milk in natural fat, unit of food used for milk production
References
Mukhitdinova XS Vliyanie srokov razdoya novotelnyx korov na molochnuyu nuyu productivity i vosproizvoditelnye sovystva. Cand. Diss., Tashkent, 2001 , p. 42-67 .
Mysik LT Pitatelnost kormov , need life y x i normalization Cormleniya . J. "Zootechnia" , 2007 , # 1 , s . 7-13.
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