...The latter, hatched at home in an incubator, formed the nucleus of a flock... 
Stewart Edward White 「African Camp Fires」
...An incubator, a brooder, a setting of eggs...
Worrallo Whitney 「A Guide for the Study of Animals」
...Figuring on 800 ducks with an 80%production for 30 days an incubator capacity ofaround 19,200 eggs would be required...
Harry M. Lamon 「Ducks and Geese」
...To take care ofthe flush production at this time there would be requiredan incubator capacity of from 20 to 25 eggsper head of breeding ducks...
Harry M. Lamon 「Ducks and Geese」
...WhilePekin duck eggs will run about ½ heavier in weightthan hens' eggs they do not take up a proportionatelygreater amount of space in the incubator...
Harry M. Lamon 「Ducks and Geese」
...Duck eggs should be setas often as enough are secured to fill one or moretrays in the incubator or enough to produce a sufficientnumber of ducklings to utilize brooding spaceto advantage...
Harry M. Lamon 「Ducks and Geese」
...While no secondtest is made of the eggs left in the machines theexperienced incubator operator is constantly on thewatch for and is constantly removing any eggswhich die at a later time...
Harry M. Lamon 「Ducks and Geese」
...The littleducklings should be left in the incubator until thehatching is over and they are thoroughly dried off...
Harry M. Lamon 「Ducks and Geese」
...It is quite a common practice on the part of duckfarmers to pay their incubator man a bonus on allducklings over 40% hatched during the season...
Harry M. Lamon 「Ducks and Geese」
...Such an arrangement serves to givethe incubator man a greater incentive to give themachines good attention and to secure just the bestresults of which he is capable...
Harry M. Lamon 「Ducks and Geese」
...Where an incubator is used for hatching the eggsare placed in the machine just as hens' eggs...
Harry M. Lamon 「Ducks and Geese」
...An incubator will accommodate fromfour-fifths to five-sixths as many duck eggs as it willhens' eggs...
Harry M. Lamon 「Ducks and Geese」
...During the last week orten days and in some cases for a longer period thanthis incubator operators supply moisture daily to themachine...
Harry M. Lamon 「Ducks and Geese」
...It is advisable to leave theducklings in the incubator until they are well driedoff before removing them to the brooder...
Harry M. Lamon 「Ducks and Geese」
...Where eggs arebeing hatched in an incubator, there is need for theuse of considerable moisture...
Harry M. Lamon 「Ducks and Geese」
...The heat of decomposition in this remarkablenatural incubator, is quite sufficient to hatch the eggs...
John Albert Leach 「An Australian Bird Book」
...When an incubator factory was established at Petaluma,California, the farmers in that vicinity began to use incubators, andsome small egg farms grew up in the town...
John H. Robinson 「Our Domestic Birds」
...The incubator cellar will beseveral times as large as the cellar under the ordinary dwelling house...
John H. Robinson 「Our Domestic Birds」
...The most important invention used in aviculture is theartificial incubator...
John H. Robinson 「Our Domestic Birds」
...Byturning the tariff into an industrial incubator he forcedmanufactures into existence, and gave employment to those who hadnothing better to do...
R. E. N. (Richard) Twopeny 「Town Life in Australia」
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