Poultry Keeping An Elementary Treatise Dealing With the Successful Management O
Poultry Keeping An Elementary Treatise Dealing With the Successful Management O
Harry Reynolds Lewis
The book Poultry Keeping An Elementary Treatise Dealing With the Successful Management O was written by author Harry Reynolds Lewis Here you can read free online of Poultry Keeping An Elementary Treatise Dealing With the Successful Management O book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Poultry Keeping An Elementary Treatise Dealing With the Successful Management O a good or bad book?
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If egg pai production is to be satisfactory, these nutrients must be fed in excess of the amount "needed merely to maintain the body. The bird has great powers of self-preserva- tion, and its feed will first be utilized to maintain its own body before many eggs are produced. The whole egg con- tains about 65 per cent of water, over 13 per cent of protein or nitrogenous material, and about 10 per cent of fat, in addition to the shell, which constitutes about 12 per cent 251 252 FEEDING of the wh...ole egg. The shell is almost wholly composed of mineral matter, a large proportion of which is car- bonate of lime. From these figures we see that if the bird is to be properly maintained to yield a goodly egg pro- duction, the ration fed must contain a large amount of protein, water, and ash. EGG PRODUCTION A DRAIN ON THE VITALITY In order to produce an abundance of eggs, much raw material must be consumed to be transformed into the egg. A bird must be strong and have considerable vitality to bear this strain; weak hens frequently break down and succumb.
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