tailieunhanh - POULTRY RATIONS and Feeding Methods

Though duck is a water fowl and very fond of water, WATER FOR SWIMMING IS NOT ESSENTIAL AT ANY STAGE OF DUCK REARING. However, water in drinkers should be sufficiently deep to allow the immersion of their heads and not themselves. If they cannot do this, their eyes seem to get scaly and crusty and in extreme cases, blindness may follow. In addition, they also like to clean their bills periodically and wash them to clear off the feed. While in meat strains a slight increase in body weight of ducks at seven weeks of age has been. | Publication No. 199 June 1945 MANITOBA DEPARTMENT OF AGRICULTURE AND IMMIGRATION WINNIPEG MANITOBA POULTRY RATIONS and Feeding Methods BEING A REPRINT from Publication No. 198 POULTRY SECTION OF MANITOBA FEED BOARD Professor J. R. Cavers The University of Manitoba. . McCulloch District Poultry Products Inspector Dominion Government. . Foster Poultry Specialist Extension Service. By authority of Hon. . Campbell Minister of Agriculture and Immigration. POULTRY FEEDING Poultry production in Manitoba centres largely on farm where ample supplies of grain are grown. This can and should lead to low-cost efficient production. Grain in some form may comprise 75 to 90 of a well-balanced poultry ration. Frequently however a full grain bin means careless or indifferent feeding because no attempt is made to balance this ration properly. One must include all the essential nutrients in order to obtain a profitable rate of growth or egg production. The poultry raiser who must buy all his feed knows this full well and in addition he aims to sell only high quality products otherwise he cannot continue long in business. The purpose of this publication is to encourage the efficient use of feed on Manitoba farms where poultry and eggs are being produced. It is the poultry keeper s responsibility to market well-finished birds and eggs of the best quality in order to secure maximum returns in relation to feed and other costs. ESSENTIAL NUTRIENTS The following six classes of nutrients are essential to life growth production and reproduction in all classes of poultry. Nature supplies most of these essentials in the form of pasture bugs and insects gravel grains and seeds sunshine etc. Indoor feeding of young or adult poultry places full responsibility on the attendant to supply these same requirements in some form or another and in adequate but not excessive amounts. 1. WATER Birds can live longer without food than without water. Lack of a consistant supply of fresh water hinders