. Artificial incubation and incubators ... ; twice willdo no hurt, but I am not certain that it is of any benefit. I haveleft them unturned for the first three or four days, and had a hatchof over seventy-five per cent. Sprinkling with luke-warm water oncedaily is sufficient for the first ten days; and for the first five days,I believe, if the air in the egg chamber is well cnargea with mois-ture, sprinkling will not be necessary. It is after the absorption TESTING THE EGGS. 31 of the albumen that sprinkling, or some other form of applicationof moisture to the egg, becomes positively necessary
. Artificial incubation and incubators ... ; twice willdo no hurt, but I am not certain that it is of any benefit. I haveleft them unturned for the first three or four days, and had a hatchof over seventy-five per cent. Sprinkling with luke-warm water oncedaily is sufficient for the first ten days; and for the first five days,I believe, if the air in the egg chamber is well cnargea with mois-ture, sprinkling will not be necessary. It is after the absorption TESTING THE EGGS. 31 of the albumen that sprinkling, or some other form of applicationof moisture to the egg, becomes positively necessary. After the third or fourth day, the eggs must be turned twicedaily to obtain the most satisfactory results. About this period—the third to fifth day—the eggs should be tested, and the barrenones taken out and their places filled with fresh ones. The accompanying illustration (Fig. 13) shows the appearance of a barrenedthrougher. Suchchange theirsave the en-the air bub-the machinewhole dayaibumen, be-tery, and the. egg, as view-the egg-test-eggs do notappearance,largement ofble, if left induring theweeks of in-After thethe white, orcomes wa-yolk loses its Fig. ; but a non-fertile egg will not become rotten by thesimple action of the ordinary incubating heat. If removed at twoor three days, it is not injured for culinary purposes; but if leftunder heat a week or ten days the white and yolk will usuallyrun together if the egg be boiled. My practice is to save the bar-ren eggs taking them out at the first testing, and boil them for the youngthey are firstFigure 14embryo atdays, as seentester ; anddead one,has germin-f rom ineffec-tion, or otherdied. Inthe dead
Size: 1909px × 1309px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1880, booksubjectincubat, bookyear1883
