. A study of selections for the variation and inheritance of the size, shape and color of hens' eggs. 4,065 with the other characters undoubtedly accounts for the results in thisone correlation with the pullets eggs incubated. The coefficients ofcorrelation for the study of the mean production with the hens eggs arepositive for all characters and years. The color correlation is about assignificant as the shape correlation. Study op Selections for Size, Shape, and Color of Hens Eggs 243 TABLE 54. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 CoiiOB OF Egos Laid bt Bibds, StJBJBCT; Color of Eaos fbo
. A study of selections for the variation and inheritance of the size, shape and color of hens' eggs. 4,065 with the other characters undoubtedly accounts for the results in thisone correlation with the pullets eggs incubated. The coefficients ofcorrelation for the study of the mean production with the hens eggs arepositive for all characters and years. The color correlation is about assignificant as the shape correlation. Study op Selections for Size, Shape, and Color of Hens Eggs 243 TABLE 54. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 CoiiOB OF Egos Laid bt Bibds, StJBJBCT; Color of Eaos fbom WhichRbspeciive Bibds Webe Hatched, Relative Coefficient of correlation = .145 ± .00912345678 938 1;405 1,101 686 389 235 119 130 83 86 91 37 39 23 3 1 1 5,367 143 238 40 182 175 117 10 33 396 298 168 188 206 107 -26 1-6 • 215 174 173 183 227 56 42 31 68 119 137 110 173 32 33 14 27 71 62 85 86 24 12 22 15 44 47 47 41 8 12 21 7 18 28 31 21 7 1 6 12 14 26 44 17 2 1 14 5 18 15 26 2 16 5 26 20 19 3 2 7 2 21 19 30 7 i 8 19 5 10 2 6 1 816 9 116 2 2 1 2 11 892 995 791 938 1,050 367 144 190 HnuM ~_^. December January February March Pig. 18. variation of size (weight in grams) of successive eggs laid during early pullet production The squares blocked in black indicate the days on which eggs were laid by the respective pullets 244 Eael W. Benjamin Relaiion of eggs incvbated to types of eggs produced by the respective birds hatchedSome further features of the relationship existing between the types ofeggs incubated and the egg types produced by the respective birds hatched,are shown in figures 18 to 25. These figures represent only a small partof the available material resulting from the study, and are used heremerely to show typical conditions. Gmms [3
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectpoultry, bookyear1920
