[PDF] Top 20 The Effect of Ambient Temperature on Conception and Milk Performance in Breeding Holstein Cows
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The Effect of Ambient Temperature on Conception and Milk Performance in Breeding Holstein Cows
... for conception of breeding ...comfortable temperature for high performance dairy cows is below 20 ...negative effect on conception (Lucy, ...of breeding cows ... See full document
6
THE EFFECT OF SOME ENVIRONMENTAL FACTORS ON MILK YIELD OF THE HOLSTEIN COWS RAISED IN A SEMI-ARID CLIMATE
... of Holstein cows present a great variability and they are influenced by non-genetic factors in a very highly significant ...in milk production in dairy cows, in addition to that metabolic and ... See full document
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Effect of barn airspace temperature on composition and technological parameters of bulk milk produced by dairy cows of Czech Fleckvieh and Holstein breeds
... On the other farm (B), only purebred dairy cows (in average 600 head) of the Czech Fleckvieh (CF) breed were raised. The average milk performance was 7,500 kg per lactation. The farm is situated in a ... See full document
10
Impact of birth weight of Iranian Holstein calves on their future milk production and reproductive traits
... the effect of birth weight (BW) on future milk production and reproductive performance in Iranian Holstein ...of Holstein cows between 1967 and 2010 were obtained from the Animal ... See full document
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Effect of balancing low protein diets for methionine and lysine on performance of early lactation Holstein cows in hot environmental temperature
... multiparous Holstein cows in early lacta- tion (DIM =55 ± 10; BW = ...Kg; Milk pro- duction = 39 ± 2 Kg) were assigned to one of the three rations in a randomized complete design with a 35-days ... See full document
10
Effect of zinc methionine supplementation on milk production as affected by subclinical mastitis in an extensive breeding of dairy cows in Mount Lebanon
... extensive breeding of Holstein dairy cows in the Mount Lebanon region and their productive performances, and to establish the variation of milk ...the effect of zinc ...cattle ... See full document
8
The effect of low and high barn temperatures on behaviour and performance of Holstein dairy cows
... of cows standing or lying down, number of cows lying down on their le or right side and row preference (A, B, C) in the resting ...of cows lying down at given time) was ...of cows lying down ... See full document
8
The Effect of Temperature and Time of Day on Welfare Indices in Loose-housed Holstein Cows
... The observation was carried out on the University farm in Žabčice (49° 0' 43" N, 16° 36' 8" W; 182 m.a.s.l.). The experimental group included Holstein dairy cows with milk performance ... See full document
6
Effect of lactation stage, its number, current milk performance and barn air temperature on laterality of Holstein dairy cows laying behaviour
... The study object was a barn with loose housing and bedded laying boxes. This barn was longitudinally separated by a feeding table into two parts and each of them was further divided into two sections of the same size so ... See full document
8
The Effect of Low Air Temperature on Behaviour and Milk Production in Holstein Dairy Cows
... cause milk yield depression (Zejdová, 2014) and changes in animal behaviour (Michal, ...maximum milk performance (to the intent of its physiologic ... See full document
5
Genomic Breeding Values for Claw Diseases/Disorders in Czech Holstein Cows
... The raw data set consists of 49,305 lactations of 40,611 cows with 19,888 diagnoses recorded from 89 farms. Data were obtained by the national cattle health monitoring system “The Diary of Diseases and Medication” ... See full document
7
Relationship between blood urea, protein, creatinine, triglycerides and macro-mineral concentrations with the quality and quantity of milk in dairy Holstein cows
... of milk production without reference to the importance of blood profile test and their effects on milk ...Nowadays, milk testing and permanent recording programs are run constantly on cows for ... See full document
5
Effect of Different Levels of Dietary Bole (Lake Soil) Inclusion on Feed Intake, Milk Yield and Composition of Holstein Friesian Cows
... multiparious Holstein Friesian dairy cows at mid-lactation of ...in milk, 10.5 ± 2.14 kg day -1 milk yield and ...selected cows were weighted and medicated against internal parasite ... See full document
6
Estimation of inbreeding effect on conception in Czech Holstein
... and heifers while including fixed effects in different combinations. Fixed effects in statistical models of evaluation were as follows: age at insemination in days, interval from calving to first insemination ... See full document
8
Effect of Age at First Calving on First Lactation Milk Yield in Holstein Cows from Costa Rican Specialized Dairy Herds
... that milk production systems with Holstein breed animals are limited in their milk production level by both genetic and environmental ...productive performance of dairy cows, decreasing ... See full document
8
Seasonal Effect on Milk Composition, Somatic Cell Content and Milk Coagulation Properties of Italian Holstein-Friesian Cows
... As it was also demonstrated by the test t (Table 1), there was a significant statistical difference (p <0.05) between fat and SCS, and between RCT, a 30 and IAC in the analysed periods of summer and autumn (Table 3). ... See full document
8
Study on the Performance of Ajowan Seeds Extract on the Corrosion of Steel in Acidic Solution by Effect of Temperature
... It could be seen, from Tables (1&2) that the rise in temperature lead to an increase in corrosive rate without and with inhibitor. It was also noted that the inhibition efficiency of Ajowan extract increased ... See full document
8
Genetic Trend of Length of Productive Life in Holstein and Slovak Simmental Cattle in Slovakia
... 3–5 lactations (Juszczak et al., 2003; Dorynek et al., 2005; Canji et al., 2008; Gnyp, 2014; Kvapilík et al., 2016; Najafabadi et al., 2016; Stanojević et al., 2016). In the past, a decline in many functional traits has ... See full document
8
A small scale study on the effects of oral administration of the β glucan produced by Aureobasidium pullulans on milk quality and cytokine expressions of Holstein cows, and on bacterial flora in the intestines of Japanese black calves
... beef cows and the experimental procedure to estimate the effects of the β-(1 ! 3),(1 ! 6)-D-glucan on bacterial flora in the intestine is summarized in Figure ...Black cows were orally adminis- tered with ... See full document
8
Experimental Study on Solar Air Collector with Internal Crimped Fins
... Figure 8 shows the effect of fin height on the collector's heat recovery efficiency. Experimental results indicate that the case height is 43 mm, the heat collector efficiency is higher than the other cases. ... See full document
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