Использование биологически активных веществ в кормлении коров

P o u t r e l B. Suscepti blity to mastitis: a review of factors related to the cow // Ann. Rech. Vet. 1982. – V. 13. - № 1. – P. 85 - 89.

S a t o N., H e n k i n R // Amer. J. Physiol. – 1973. – 225. – C.508 - 512.

S c h u l t z L.H. Management and nutritional aspects of ketosis // Dairy Sci. – 1971. - № 6.

S t a n n a r d D.I. The use of marker enzymes to assay the churning of milk // J. of Dairy Research. – 1975. – V. 42. - No 2. – P. 241 - 246.

S t e e v e n s B. Effects of varying amounts of calium and phosphorus in rations for dairy Cows // Dairy Sci. – 1971.

S t e m m l e r K.H., Bach S. Der Einflu β der Milchleistung auf die Reproductionsergebnisse // Monatsh Veterinar med. – 1979. – 34. - № 12.

T h a t c h e r W.W. and W i l c o x C. I. Post – partum estrus as indicator of reproductive status in the dairy cow // Dairy Sci. – 1973. – 56 (5). –

C. 608 - 610.

T r a c k e r E.K., B e e s o n K.C. Occurrence of mineral deficiencies and toxities in animals in the United States and problems of their detection // Soil Sci. – 1958. – 85. – 2. – C. 87.

W a t a n a b e K. Sex center stimulants // J. of Japan Obstetr and Gynecol. Soc. – 1960. – Vol. 7. - №3 – P. 3 - 14.

W e t t e K. Moglichkeiten in Rinderbestanden bei Erkrankungen an Herdensterilitat oder Festliegen // Tierarztl. Umsch. – 1971.

W h i t n e y R.M. The minor proteins of bovine milk // Dairy Sci. – 1958. – Vol. – 41. - № 10. – P. 1303 - 1316.

W i e s n e r E. Einflu β der Futterung auf Milchqualitat // Veterin. Med. – 1968.

W i n n e K.N., C l y m o n t M.C., C o p p e r G.L., – Molybdenum Sulphate interaction in induction of bovine hypocopraemia and hypocuprosis // Australian Journ. of Agric. Res. – 1956. – V. 7. – 1. – C.45.

Активность полифенолоксидазы в кормах (ед.)

Активность пероксидазы в кормах (ед.)