热情的我
发表于 2025-3-26 23:01:44
Fattening Performance and Slaughter Traits of Purebred and Crossed Young Bulls74 calves of the following genetic types: Italian Brown Swiss (IBS), German Simmental (GS) and crosses obtained from Piedmont (PD x IBS and PD x GS)Limousin (LM x IBS and LM x GS) and Charolais (CH x GS) bulls..Results showed that whilst the actual dam breed has no great effect on the performances o
Silent-Ischemia
发表于 2025-3-27 01:56:31
The Effect of Freezing on the Meat Colour of Purebred and Crossed Young Bullssi muscle from 67 young bulls of the following genetic types were determined: Italian Brown Swiss (IBS), German Simmental (GS), Piedmont (PD) x IBS, PD x GS, Limousin (LM) x IBS, LM x GS and Charolais (CH) x GS..The physical variables L, a., b., S and H were first determined from samples taken .from
总
发表于 2025-3-27 07:38:40
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calamity
发表于 2025-3-27 10:42:22
Selection of Beef Bulls for Terminal Crossing in Francench conditions. Performance-test procedures now applied in this country for selecting growth efficiency and potential are presented as a basis for discussionof related problems. According to the importance of birth conditions in the beef-dairy crossing practice, the influenceof the main variable fac
hypertension
发表于 2025-3-27 13:57:03
Influence of Economic Weights and Population Structure on Selection Response of Milk and Beef Traitse economic weights of dairy traits calculated on national level are lower than on farm level.The reverse is true for beef traits. If the breeding objective is determined on farm level one gets a satisfactory selection response on both farm level and on national level. Therefore, the breeding objecti
镇痛剂
发表于 2025-3-27 18:15:08
Progeny Testing of Dairy Bulls for Meat Production and Aggregation with Dairy Indices dairy breeds for these criteria. However, in several cases, progeny testing would be useful..A survey is made of the first two progeny testing field trials performed in France. On average, the value of the genetic parameters is favourable. The practical methods for combining milk and meat indices i
痛苦一下
发表于 2025-3-27 22:13:53
Comparison of Danish Friesian, Holstein Friesian and Red Danish for Beef Productionbulls..Holstein Friesian import into the Danish Friesian has led to a slightly positive effect on growth rate, but also to an important negative effect on dressing percentage and muscularity..In grading up experiments imported semen from the following breeds were tested in crossbreeding with Red Dan
令人不快
发表于 2025-3-28 04:51:32
Book 1982Thiessen, Professor A. Neimann Sorensen, Professor E.P. Cunningham, and to all the participants who presented papers and took part in the discussions. X OBJECTIVES The aims of the Seminar were to review recent comparisons of Holstein and Friesian strains with other dairy breeds for beef and veal pr
falsehood
发表于 2025-3-28 09:38:03
Dr. R.B. Thiessen, Professor A. Neimann Sorensen, Professor E.P. Cunningham, and to all the participants who presented papers and took part in the discussions. X OBJECTIVES The aims of the Seminar were to review recent comparisons of Holstein and Friesian strains with other dairy breeds for beef and veal pr978-90-481-8275-6978-94-017-0847-0
Synapse
发表于 2025-3-28 14:30:43
Testing of Different Strains of Friesian Cattle in Poland. Beef Performance of F1 Friesian Bulls Fat progeny of bulls from New Zealand and Denmark. The European types of Friesian cattle (Great Britain, Holland, Sweden and Poland) were characterized by good parameters of carcass quality: proportion of valuable cuts, dressing percentage and good musculature. The crossbreds after the USA and Israel b