Zobrazeno 1 - 7
of 7
pro vyhledávání: '"D I, GARD"'
Publikováno v:
Antibioticschemotherapy (Northfield, Ill.). 3(8)
Publikováno v:
Antibioticschemotherapy (Northfield, Ill.). 3(10)
Autor:
J.R.M. Guneratne, D. I. Gard
Publikováno v:
Poultry science. 70(9)
Continuous programs of a combination of narasin (40 ppm) and nicarbazin (40 ppm) (NaNi), narasin at levels of 60 and 70 ppm, and a 2 by 2 factorial shuttle design (NaNi or nicarbazin at 125 ppm, each for 27 or 28 days, followed by narasin at 60 or 70
Publikováno v:
Journal of Animal Science. 14:562-572
Publikováno v:
Journal of Animal Science. 14:532-544
Publikováno v:
Poultry Science. 46:735-742
GARD and Means (1958) studied the effects of penicillin and tylosin on chick growth and layer performance. These workers used 50 White Rock cockerels and 50 White Rock pullets per treatment and reported that penicillin improved growth and feed effici
Publikováno v:
Avian diseases. 9(3)