他姓手中拿着
发表于 2025-3-28 14:49:38
Meat Production of Holstein Friesians in Comparison to Dutch Friesians and Dutch Red and Whiteimportance, because they have to be spread over 5 years. The differences between these breeds in the value of the newborn bull calves are rather large and are of importance, because they will return on average each two years on a cow basis,
Dedication
发表于 2025-3-28 22:43:06
Ability of Holstein-Friesian, Dutch Black and White And Belgian White-Red Bull Calves for Veal and Btensive and semi-intensive beef production systems) were the most unfavourable for the Holstein breed..Except for the colour of the veal calves, the meat quality characteristics were not significantly different between the breeds. In all systems, the best results were obtained with the Belgian White
设施
发表于 2025-3-29 01:00:25
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过剩
发表于 2025-3-29 05:00:09
Sire Breed Influence of Various Beef Breeds on Calving Performance, Growth Rate, Feed Efficiency, Cavery high growth capacity causes calving difficulties, if these breeds are used for crossbreeding with cows of large dairy breeds. The best suited beef breeds for crossbreeding to large dairy breeds are consequently Limousin or Piedmont.
懒洋洋
发表于 2025-3-29 07:13:48
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勾引
发表于 2025-3-29 13:00:52
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frivolous
发表于 2025-3-29 17:51:13
The Effect of Freezing on the Meat Colour of Purebred and Crossed Young Bullsted, in that there was a 7% reduction in the CH x GS crosses and an average increase of 3% with other subjects. Finally, “within groups” simple correlations between the variables studied have been reported.
oxidize
发表于 2025-3-29 21:45:02
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colloquial
发表于 2025-3-30 01:14:41
Influence of Economic Weights and Population Structure on Selection Response of Milk and Beef Traits introduction of progeny test of bulls and performance test of cows in the field, yield a higher genetic gain and a higher profit. Moreover, these breeding activities seem to be an effective tool to balance the genetic gain of milk and beef traits.
ferment
发表于 2025-3-30 05:33:16
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