| Show EGG TESTER IS HANDY examination should be made twice during incubation useful device can easily be made from double thickness Thick nesa of heavy paper fertile eggs will have hav dark spot cf camson college bulletin all eggs that lire are incubating shoo should it be e examined twice fair during the hatch batch ing period an egg tester cao call be made mad from a malling mailing tube par ar a double thick thickness a of to heavy Y hw h irown w paper p four fear In inchez clues square place at one end of the tube at the center and ad double the edges of the pop paper over it to form a paper cap fasten the he mr cap with three wrappings of cord card cut it a hot hole one inch I 1 in diameter in the file top of the cap the tree free end of the etab tube I 1 Is placed place nt at the eye end and if the egg to b be examined IS s pressed lengthwise against the hole bole them in a the cap point the tester and egg to 0 o the sun or at a bright light and ad you tim can plainly see the abe contents of the egg the eggs are first tested at the slid end of the first week the fertile eggs with jive embryos in them have a lark fork spot the embryo or young chief chick 1 in the upper apor part of the a egg g g with numerous veins ran radiating hating fro from w it these eggs are to be returned to the ae hen or incubator faco bator clear eggs ta he fertile ter eggs belth a ring of blood jun an embryo that grew a few hours slid and died and clouded egg eggs are to be destroyed however Ill mover the clear infertile eggs ran be kept and boiled hard bard for far hick food the eggs or are again 91 tested at the end the second week at this stage of it a live embryo darkens all the egg except the air cell la in the jai laige ge nd it eggs egg appearing rig otherwise are rejected two or at three hens hena should be set at the same time by testing the eg eggs 9 a at the end ad of the first it I 1 is usually possible to remove sufficient eggs to release one lien another sit ting of eggs can be placed under her at once to and it you are am relieved of the work of rating caring for far her two weeks week tor for no do result testing gets till nil of eggs which mill become roen and ana create a tencle and results result in a more successful a batch |
