 The proper method of improving the form of animals consists in selecting a well formed female, proportionately larger than the male. The improvement depends on this principle, that the power of the female to supply her offspring with nourishment, is in...  British Farmer's Magazine - Página 2101837Vista completa - Acerca de este libro
 | John Claudius Loudon - 1825 - 1250 páginas
...method of improving the form of animals consists in selecting a well formed female, proportionately larger than the male. The improvement depends on this...nourishing herself from the excellence of her constitution. The size of the fœtus is generally in proportion to that of the male parent ; and therefore, when... | |
 | John Claudius Loudon - 1826 - 1252 páginas
...method of improving the form of animals consists in selecting a well formed female, proportionately larger than the male. The improvement depends on this principle, that the power of tin- female to supply her offspring with nourishment, is in proportion to her size, and to the power... | |
 | John S. Skinner - 1827 - 434 páginas
...method of improving the form of animals, consists in selecting a well formed female, proportionately larger than the male. The improvement depends on this...female to supply her offspring with nourishment, is in pro portion to her size, and to the power of nourishing herself from the excellence of her constitution.... | |
 | Pennsylvania Agricultural Society - 1827 - 350 páginas
...method of improving the form of animals consists in selecting a well formed female, proportionately larger than the male. The improvement depends on this...female to supply her offspring with nourishment, is m proportion to her size, and to the power of nourishing herself from the excellence of her constitution.... | |
 | 1836 - 726 páginas
...tout cela." He says that the proper method of improving the form of animals " consists in selecting a well-formed female proportionally larger than the...herself, from the excellence of her constitution. " The size of the foetus is generally in proportion to that of the male parent ; and, therefore, when... | |
 | 1843 - 310 páginas
...method of improving the form of animals consists in selecting a well-formed female, proportionably larger than the male. — The improvement depends...power of nourishing herself from the excellence of her own constitution. " The size of the foetus is generally in proportion to that of the male parent, and... | |
 | 674 páginas
...in selecting well formed females proportionably larger than the male. The improvement depends upon this principle, that the power of the female to supply...nourishing herself from the excellence of her constitution ; the size o? the fetus is generally in proportion to that of the male parent ; and therefore when... | |
 | Jesse Buel - 1844 - 278 páginas
...method of improving the form of animals consists in selecting a well-formed female proportionately larger than the male. The improvement depends on this...principle, that the power of the female to supply the offspring with nourishment is in proportion to her size, and to the power of nourishing herself... | |
 | 1853 - 164 páginas
...view, and thus writes : — " The proper method of improving the form of animals consists in selecting a well-formed female proportionally larger than the...power of nourishing herself from the excellence of the constitution. " The size of the fetus is generally in proportion to that of the male parent, and... | |
 | William Youatt - 1853 - 478 páginas
...improved form. "The proper method of improving the form of animals consists in w.lirtinj a well formed female, proportionally larger than the male. The improvement...power of nourishing herself from the excellence of her own constitution. "The size of the fœtus is generally in proportion to that of the male parent, and... | |
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