Comparison of crossbred cows containing various proportions of Brahman in spring or fall calving systems. I. Productivity as two-year-olds.

Frahm?R R

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Comparison of crossbred cows containing various proportions of Brahman in spring or fall calving systems. I. Productivity as two-year-olds.

机译：在春季或秋季产犊系统中比较包含不同比例的婆罗门的杂交母牛。 I.两岁的生产力。

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《Journal of animal science》 |1990年第6期|共页
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Frahm?R R;
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中图分类畜牧、动物医学、狩猎、蚕、蜂;
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1. Comparison of crossbred cows containing various proportions of Brahman in spring- or fall-calving systems: IV. Effects of genotype x environment interaction on lifetime productivity of young cows. [J] . Frahm?R R Journal of animal science . 1991,第10期

机译：在春季或秋季产犊系统中比较含有不同比例的婆罗门的杂交母牛：IV。基因型x环境相互作用对小母牛终生生产力的影响。
2. Comparison of crossbred cows containing various proportions of Brahman in spring or fall calving systems: III. Productivity as three-, four-, and five-year olds. [J] . Frahm?R R Journal of animal science . 1991,第7期

机译：在春季或秋季产犊系统中比较包含不同比例的婆罗门的杂交母牛：III。三，四和五岁的孩子的生产率。
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机译：春季或秋季产犊系统中含有不同比例的婆罗门的杂交母牛的比较：II。牛奶生产。
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Comparison of crossbred cows containing various proportions of Brahman in spring or fall calving systems. I. Productivity as two-year-olds.

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