THE EFFECT OF A CHANGE IN ENVIRONMENT ON THE BEHAVIOR OF THE 1ST-CALVERS OF THE BLACK-PIED LOWLAND BREED

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作者：

BRESTENSKY, V

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ZIVOCISNA VYROBA | 1984年 / 29卷 / 01期

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S8 [畜牧、动物医学、狩猎、蚕、蜂];

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0905 ;

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页码：43 / 49

页数：7

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[35] NON GENETIC-FACTORS INFLUENCING THE MILK-YIELD .5. EFFECT OF THE CURRENT AND THE PRECEDING CALVING INTERVAL ON THE MILK-YIELD, FAT AND PROTEIN-CONTENT DURING THE 3 1ST LACTATIONS IN THE BELGIAN BLACK AND WHITE BREED
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