This book explains how changes in poultry and egg production and processing have paced the entire agricultural field. It presents a comprehensive overview of all phases of the industry with increased emphasis on the effects of science and technology on productivity.
The maintenance host ( s ) of natural REV infection is urk nown , although wild water fowl and turkeys are suspected to be sources ( Purchase and Witter 1975 ) . -In Australia , natural infection of ducks ( Grimes and Purchase 1973 ) ...
Nhenhe tyweke-tyweke-kenhe kwarte
Juku-juku wita-wita-kurlu
Juku-juku wita-wita-kurlu
A red cock caught the attention of William Tripp of Little Compton who was a market man buying from local farmers and driving his wagon regularly to New Bedford. He bought the cock and put it with his dung hill hens.
Poultry Colour Guide: Covering Large Fowl, Natural Bantams, Ducks, Geese, Turkeys and Guinea Fowl
Roup: An Experimental Study
Aandacht voor welzijnsonderzoek bij landbouwhuisdieren; alternatieve huisvestingssystemen in enkele Europese landen; het gebruik van ruimte in nieuwe huisvestingssystemen in relatie tot welzijn; zootechnische en economische aspecten van alternatieve huisvestingssystemen. Attention...
Emerging Opportunities in Alternative Poultry Farming Systems