The art of incubation and brooding; . ded economy in this egg-breakingbusiness, for it will save eggs and chicks in the not blame the sitting hen or the incubator,unless you know that your eggs refresh as well asfertile. We would not have eggs for hatchingthat are over eight days old at any price. Wewould not use them if given to us. We preferthem not over five days old, and would like them«gj still better at or under two days old. ^ 41 ^ 1 & *& 13. *^ —~~^z^zzz^z ^~~^zz^z^^z — & sSfeJseJssJsiJ Js* *^ ^^^^ ^^f^c^^^i^^j«Js«Js«Jsej> tj?sjse^«^ sissjss^«Js t|s5jrsis t|; cjs-jsejsejs®^ i
The art of incubation and brooding; . ded economy in this egg-breakingbusiness, for it will save eggs and chicks in the not blame the sitting hen or the incubator,unless you know that your eggs refresh as well asfertile. We would not have eggs for hatchingthat are over eight days old at any price. Wewould not use them if given to us. We preferthem not over five days old, and would like them«gj still better at or under two days old. ^ 41 ^ 1 & *& 13. *^ —~~^z^zzz^z ^~~^zz^z^^z — & sSfeJseJssJsiJ Js* *^ ^^^^ ^^f^c^^^i^^j«Js«Js«Jsej> tj?sjse^«^ sissjss^«Js t|s5jrsis t|; cjs-jsejsejs®^ i i jksk^!»<^4»<^^<^^^^^^^4aA^4»(^4»4»<^^^^^^<^<^^4a4a4»4»^q»4»^a^ It is not hard to remember that fresh eggs fromhealthy hens, fertilized by vigorous cocks, must beused if we are to hatch a large percentage ofstrong, healthy chickens. Fig. i shows a strong fertile egg as seen in thetester on the fifth or sixth day. B, the dark spot,is the live germ ; A A, are the blood vessels extend-. I AN EGG TO BE DISCARDED On the fifth or sixth day. Weak or imperfectly fertilized, asshown on the fifth or sixth day. ing out from it. This germ B, is seen by placing thee&g against the aperture of the tester and revolv-ing it between the thumb and finger until the sideon which the germ has formed comes nearest theeye. The spot B, will be seen plainly, often sur-rounded by a small cloud, as shown ; the germ atthis time is quite lively, and can be seen to move42 ^^^5^^t^^^^^^^^^^^^^(^^^^^^^^^^^ej9^e^(^^^<^<^e^«Jsej5«Js®/ SE^JESESg^^^^^4»4»^^4»^^^^4a^^^^g^s&ci»giii!»4»«t».g?».gtag!»^^»4»^ up and down. This is a strong, fertile egg, andshould hatch under a good hen or in a good incu-bator. In a well fertilized egg the blood vesselsshould show plainly, but the germ is not alwaysseen as plainly, varying with the color and thick-ness of the shell and the power of the tester , showsabout the average air bulb in an egg on
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectincubat, bookyear1894
