Zobrazeno 1 - 10
of 46
pro vyhledávání: '"D L, Cunningham"'
Autor:
D. L. Cunningham
Publikováno v:
Journal of Applied Poultry Research. 6:267-273
This study evaluates annual returns for a typical broiler house constructed in 1986 with a significant upgrade in technology in 1990. The results demonstrate the long-term nature of poultry house investments. This facility experienced minimal early r
Autor:
J. M. Mauldin, D. L. Cunningham
Publikováno v:
Journal of Applied Poultry Research. 5:63-69
Since the advent of the animal welfare movement in the early sixties, a considerable amount of research has been generated in an attempt to address questions surrounding cage housing, beak trimming, and induced molting practices for poultry. Although
Autor:
D. L. Cunningham
Publikováno v:
Journal of Applied Poultry Research. 2:193-198
Production of turkeys and consumption of turkey products has increased dramatically in the United States during the past decade. During this same period, phenomenal changes in growth rates and other performance traits of turkeys have been achieved du
Publikováno v:
Poultry Science. 72:776-785
Alternative molting methods involving shorter periods of feed withdrawal and feeding a low-density and low-energy “molt diet” were compared to conventionally molted (8-day feed removal) and nonmolted hens. Alternative molt methods consisted of fe
Publikováno v:
Poultry Science. 71:1606-1614
The effects of beak trimming at day old on performance and behavioral activities of male and female Large White turkeys were evaluated. One hundred and twenty poults of each sex were evenly assigned to 20 treatment pens and evaluated for body weight,
Publikováno v:
Journal of Applied Poultry Research. 1:296-299
An experiment was conducted to evaluate the performance of two commercial strains of turkey poults (British United and Nicholas) subjected to two feeding programs (day or night feeding) during chronic daily heat stress (90°F for 9 hours) from 9 to 1
Autor:
D. L. Cunningham
Publikováno v:
Journal of Applied Poultry Research. 1:129-134
Beak trimming is a management practice that has long been employed by the poultry industry to reduce the deleterious effects of cannibalism and feather pecking among flockmates of chickens. Most studies of beak trimming have concentrated on the produ
Publikováno v:
Chest. 118(4)
Men with cystic fibrosis (CF) have bilateral absence of the vas deferens causing an obstructive azoospermia that is not amenable to surgical correction. Advances in the field of reproductive medicine allow for the procurement of viable sperm and faci
Publikováno v:
Genome research. 10(1)
The Genomation Laboratory in the Electrical Engineering Department at the University of Washington has been developing an automated, high-throughput, submicroliter-scale fluid-handling system for use in molecular biology, especially as part of the Hu
Autor:
R. J. Buhr, D. L. Cunningham
Publikováno v:
Poultry science. 73(10)
Postmolt egg production variables were compared among hens induced into molt by feed removal, by limited daily feeding of a low-density and low-energy molt feed at 22.8 g per hen, or by limited alternate-day feeding at 45.5 g per hen, until approxima