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Creator:: Sadjadi, Morteza
Resource Type:: Dissertation
Full Text:: . Genetic improvement in poultry might be accomplished more easily and rapidly by selection for single

Creator:: Spiller, Robert James
Abstract:: A series of 8 experiments was conducted to investigate various methods of delaying the sexual maturity of developing White Leghorn (W. L.) pullets grown during a period of increasing day length and to control the feed intake of W. L. layers. In the first five experiments W. L. pullets were...
Resource Type:: Dissertation
Full Text:: degree DOCTOR OF PHILOSOPHY (Name) (Degree) in POULTRY SCIENCE presented on September 4, 1974 (Major

Creator:: Atuahene, Yaw Opoku
Abstract:: Three experiments were conducted to determine the influence of supplementary biotin and of other nutrients on dermatitis and hatchability in both normal-size and dwarf Single Comb White Leghorn layers. Experiment One was divided into two parts. First, preliminary hatchability studies were conducted with both types of layers fed the rations...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF YAW OPOKU ATUAHENE for the degree of MASTER OF SCIENCE in POULTRY

Creator:: Burger, Roger Allen
Abstract:: Two studies were undertaken to evaluate the effects of nutrition and management factors on foot pad dermatitis in single-comb White Leghorn dwarf and normal-sized layers. In the nutrition study, caged layers were fed one of six different diets. These included three diets with different combinations of the trace minerals cobalt,...
Resource Type:: Masters Thesis
Full Text:: single-comb white Leghorn pullets. Poultry Sci. (To be submitted for publication.) Chaiet, L. and

Creator:: Ngam, Joe Eric Tosah
Abstract:: The records of a population of sex-linked dwarf layers at the Oregon State Agricultural Experiment Station subjected to an accelerated selection for hen-housed egg production at 40 weeks of age for a period of over 11 years were analyzed for selection response, and for the estimation of genetic parameters. The...
Resource Type:: Dissertation
Full Text:: The genetic parameters associated with egg production and

Creator:: Ivusic, Sergio I.
Abstract:: Two experiments were conducted each with 768 Deka lb XL Single Comb White Leghorn (SCWL) laying pullets for nine and eight 28-day periods to evaluate the feeding value of yellow pea (YP) (Pisum sativum L. var. Miranda) without and with, respectively, either 1.5 or 5% meat and bone meal (MB)...
Resource Type:: Masters Thesis
Full Text:: . Miranda) for single comb white leghorn laying pullets AN ABSTRACT OF THE THESIS OF Sergio I. Ivusic for

Creator:: Kuhns, Russell Victor
Abstract:: Two lots of six White Leghorn male chickens were fed diets containing 7.3% linoleic acid and either .075% ethoxyquin (lot 1) or 32.4 mg/kg of added vitamin E (lot II) for 47 weeks both of which were designated as positive controls. A third group (lot III) containing 30 males received...
Resource Type:: Masters Thesis
Full Text:: MASTER OF SCIENCE (Name) (Degree) in POULTRY SCIENCE presented on (Major) (Date) Title: EFFECT OF

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