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Relationship between the insertion/deletion polymorphism within the promoter and the intron 1 sequence of the PRNP gene and milk performance traits in cattle
Polish Holstein-Friesian cattle PRNP polymorphism milk performance traits QTL marker
2015/6/9
Current studies on the prion protein (PRNP) gene polymorphism focus primarily on the causative mutations that influence BSE susceptibility in cattle. The specific genetic structure determined by the i...
Milk performance of dairy cows supplemented with rape seed oil, peanut oil, and sunflower seed oil
conjugated linoleic acid oleic acid fatty acid milk performance
2015/6/9
The objective of the study was to investigate the effects of supplementing different plant oils to the basal diet on milk yield and milk composition in mid-lactating dairy cows. Forty Chinese Holstein...
The association between microsatellite Bm6438 and milk performance traits in Polish Holstein-Friesian cattle
cattle Polish Holstein-Friesian breed BM6438 polymorphism milk performance traits
2015/6/9
The objective of this study was to verify the hypothesis postulating the location of QTL linked marker for milk performance traits in the proximal section of chromosome BTA1 by analyzing the microsate...
Feeding ruminally protected methionine to pre- and postpartum dairy cows: effect on milk performance, milk composition and blood parameters
methionine milk yield milk components
2015/6/8
An experiment was conducted to evaluate the effect of ruminally protected methionine (Mepron? Degussa AG, Germany) in dairy cows. Three weeks before calving 36 cows (Holstein and Czech Fleckvieh breed...
Study of an association between SNP 775C>T within the bovine ITBG2 gene and milk performance traits in Black and White cows
BLAD carriers point mutation lethal genes milk performance traits QTL marker
2015/6/4
The exclusive pre-selective effect of BLAD carriers reproducing in the exposed Holstein-Friesian cattle population prompted to search for the candidate gene variants of high quality of milk performanc...
Short communication. An association between the G/A single nucleotide polymorphism within intron II of VIP gene and milk performance traits in dairy cattle
vasoactive intestinal peptide lactation milk utility traits
2014/10/28
Single nucleotide polymorphisms (SNPs), which are present in the encoding part of the genes responsible for important breeding functions, exert an influence on the cattle’s phenotype since their funct...
RELATIONS BETWEEN KAPPA-CASEIN POLYMORPHISM (CSN3) AND MILK PERFORMANCE TRAITS IN HEIFER COWS
cows milk proteins kappa-casein gene
2010/12/7
The undertaken study aimed at determining relations between kappa-casein polymorphism and milk performance traits in population of 304 Holstein-Friesian heifer cows bred in fi ve herds in the Kuyavian...
Effect of Rumen-protected Choline Addition on Milk Performance and Blood Metabolic Parameters in Transition Dairy Cows
Chinese Holstein Dairy Cows Rumen-Protected Choline Milk Performance Blood Metabolic Parameters
2016/4/21
This work was conducted to study the effect of rumen-protected choline (RPC) addition on milk performance and blood metabolic parameters in transition dairy cows. In Experiment 1, fourteen Chinese Hol...
Statistical Genetic Studies on Cattle Breeding for Dairy Productivity in Bangladesh: II. Estimation of Reciprocal and Heterosis Effects and Optimum Crossbreeding System between the Local Breeds and Exotic Breeds for Milk Performance
Bangladeshi Cattle Reciprocal Effects Heterosis Optimum Crossbreeding System
2016/4/11
Reciprocal effects among local breeds and additive and heterosis effects were estimated for total milk production per lactation (TLP), lactation length (LL) and daily milk yield (DMY). Procedures for ...