Zinc and copper content in milk of cows of different productivity

  • А. V. Tuchyk Oleksandrivske Research Farm
  • М. F. Kulyk Doctor of Agricultural Sciences
  • Y. V. Obertyukh Candidate of Agricultural Sciences Institute of Feed Research and Agriculture of Podillya NAASU
Keywords: zinc, copper, milk, dairy cows

Abstract

The results of researches on determination of zinc and copper in milk of cows of different level of productivity are presented. It is shown that balancing of rations of dairy cows by zinc content is provided under its content of 40-50 mgs and copper content of 10 mgs per kg of dry matter.

References

1. Alekseenko V. A. Ékolohycheskaya heokhymyya. – M.: Lohos, 2000. – 630 s.
2. Vattyo M. A., Khovard V. T. y dr. Osnovnye aspekty proyzvodstva moloka. Tsykl statey. Mezhdunarodnyy Ynstytut po yssledovanyyu y razvytyyu molochnoho zhyvotnovodstva ym. Babkoka. Unyversytet Vyskonsyna, Médyson, 2000.
3. Velychko V. O. Fiziolohichnyy stan orhanizmu tvaryn, biolohichna tsinnistʹ moloka i yalovychyny ta yikh korektsiya za riznykh ekolohichnykh umov seredovyshcha. – Lʹviv: Kvart, 2007. – 294 s.
4. Durst L., Vyttman M. Kormlenye osnovnykh vydov selʹskokhozyaystvennykh zhyvotnykh. – Vynnytsa: NOVA KNYHA, 2003. – 384 s.
5. Kalashnykov A. P., Kleymenov N. Y., Bakanov V. N. y dr. Normy y ratsyony kormlenyya selʹskokhozyaystvennykh zhyvotnykh / Spravochnoe posobye. – M.: Ahropromyzdat, 1985. – 352 s.
6. Kalashnykov A. P. y dr. Normy y ratsyony kormlenyya selʹskokhozyaystvennykh zhyvotnykh: Spravochnoe posobye. 3-e yzdanye / Pod red. A. P. Kalashnykova, V. Y. Fysynyna, V. V. Shchehlova, N. Y. Kleymenova. — M.: Dzhanhar, 2003. – 456 s.
7. Klitsenko H. T. ta in. Mineralʹne zhyvlennya tvaryn / Klitsenko H. T., Kulyk M. F., Kosenko M. V. ta in. / Za red. H. T. Klitsenka, M. F. Kulyka, M. V. Kosenka, V. T. Lysovenka. – Kyyiv: Svit, 2001. – 566 s.
8. Shapovalov S. O., Varchuk S. S., Dolhaya M. M. ta in. Otsinka vynosu Cu ta Zn u zovnishnye seredovyshche z hnoyem silʹsʹkohospodarsʹkykh tvaryn // Visnyk ahrarnoyi nauky. – 2011. – № 8. – S. 30–33.
How to Cite
TuchykА. V., KulykМ. F., & Obertyukh, Y. V. (1). Zinc and copper content in milk of cows of different productivity. Feeds and Feed Production, (74), 218-221. Retrieved from https://fri-journal.com/index.php/journal/article/view/713