نتایج جستجو برای: abstract co variance components of milk
تعداد نتایج: 21230820 فیلتر نتایج به سال:
The present study investigated the effects of a feed additive and rumen microbial modifier, monensin sodium (monensin), on selected variables in lactating dairy cows. Monensin fed cows (MON, 600 mg d(-1)) were compared with untreated control cows (CON, 0 mg d(-1)) with respect to the effects of monensin on the production of three greenhouse gases (GHG), methane (CH(4)), nitrous oxide (N(2)O), a...
Aim of this study was to evaluate the differences in Ca, P, K, Na, Mg, Zn, Fe, Cu, Mn, Se, Mo, Co, Li, B, Ti, Rb, and Sr concentrations milk from buffaloes cows reared same farm Mediterranean areas fed diets including ingredients. Individual samples were obtained 32 29 Italian Friesian milk, dietary ingredients drinking water analyzed for investigated chemical elements by inductively coupled pl...
Data containing 14,188 lactation and reproductive records of Korean Holstein cows at first parity distributed across 3734 herd-year-season groups were analyzed to get genetic (co)variance estimates for milk yield, fat yield, calving ease, and days open. Milk and Fat yields were adjusted to 305 d. Heritabilities and genetic correlations were estimated in two different animal models on which were...
* Current address: Fonterra Co-operative Group Ltd, Private Bag 11029, Palmerston North, New Zealand Email: [email protected] ABSTRACT Fouling of heat exchangers in the dairy industry has been investigated extensively and a large number of studies are reported in literature. This review focuses on the mechanisms of milk fouling, detailing the role of protein denaturation and aggregation...
Data containing 14,188 lactation and reproductive records of Korean Holstein cows at first parity distributed across 3,734 herd-year-season groups were analyzed to get genetic (co)variance estimates for milk yield, fat yield, calving ease, and days open. Milk and Fat yields were adjusted to 305 d. Heritabilities and genetic correlations were estimated in two different animal models on which wer...
The first-lactation milk records of 20,850 artificially sired Holstein cows and their darns were analyzed by a sire-by-herd, variance components model to determine if unequal numbers of records in the filled subclasses had any effect on the paternal half-sib correlatiou or the daughter-dam regression. The variance components were estimated with the number per subclass held constant at 1, 2, 3, ...
several modalities of drug administration have been investigated to improve bioavailability and to reduce 5-fu related toxicity. the aim of present study was to evaluate the effect of skimmed milk on the absorption and metabolism of 5-fu in rabbits, mice and dogs. it was further aimed to determine its route related toxicity in rabbits. plasma concentration of both 5-fu and its metabolite 5-f...
abstract this study aimed at investigating the impact of etymology strategy instruction on the development of vocabulary of iranian intermediate efl learners. etymology, knowledge of origin of words, roots, and affixes, has proved to be a controversial issue and a question of long debate with regard to its impact on the process of vocabulary learning. this study employed etymology strategy in ...
The global production of sheep milk is growing, and the main industrial use cheese making. Spanish Churra breed one most important native dairy breeds in Spain. present study aimed to estimate genetic parameters for a wide range traits influencing cheese-making ability milk. Using total 1,049 ewes, we studied following traits: 4 related coagulation properties (rennet time, curd-firming curd fir...
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