[PDF] Top 20 RESEARCHES REGARDING THE INFLUENCE OF DAYS OPEN AND DAYS DRY ON THE MILK PRODUCTION IN FIRST CALVING ROMANIAN SPOTTED COWS
Has 10000 "RESEARCHES REGARDING THE INFLUENCE OF DAYS OPEN AND DAYS DRY ON THE MILK PRODUCTION IN FIRST CALVING ROMANIAN SPOTTED COWS" found on our website. Below are the top 20 most common "RESEARCHES REGARDING THE INFLUENCE OF DAYS OPEN AND DAYS DRY ON THE MILK PRODUCTION IN FIRST CALVING ROMANIAN SPOTTED COWS".
RESEARCHES REGARDING THE INFLUENCE OF DAYS OPEN AND DAYS DRY ON THE MILK PRODUCTION IN FIRST CALVING ROMANIAN SPOTTED COWS
... adopted dry period length of 51 to 60 ...recommended dry period ranging from 4 to 10 weeks in ...drying cows as they approach parturition has been developed from the experience of practical farmers ... See full document
7
Influence of Electrical Conductivity, Days in Milk and Parity on Milk Production and Chemical Composition
... assess milk production and chemical composition during the first 100 days of lactation, under the influence of electrical conductivity, parity and days in ...66 Romanian ... See full document
9
FIRST CALVING AGE EFFECT ON MILK PRODUCTION OF FRIESIAN – ROMANIAN BLACK SPOTTED COW BREED IN TRANSYLVANIAN FARMS
... parameters. Researches carried out on a 294 heads of primiparous cows population, establish the first calving age effect on the phenotypic characteristics of the milk production ... See full document
7
Study regarding the influence of parity, age at first calving and farm management on the milk yield and composition in Romanian Black and White cows
... 260 Romanian Black and White cows of Holstein-Friesian type reared in two dairy farms from Brăila County, Southeastern ...Romania. Cows calved from January 2009 until December ...28 days and ... See full document
5
Implication of different non fibrous carbohydrate sources on intake, nutrients digestibility and production of lactating cows in Egypt
... result, milk fat improved in animals allotted to BP treatment, Poorkasegaran and Yansari , et ...decrease milk amount, but improve of milk fat and protein in lactating-cows allotted to BP ... See full document
8
The prevalence, temporal and spatial trends in bulk tank equivalent milk fat depression in Irish milk recorded herds
... of production in Ireland also implies that some spring calving cohorts would be close to peak yield in early lactation in May and consistent with other literature the lowest percentages of fat often occur ... See full document
14
THE INFLUENCE OF THE PUERPERAL AFFECTIONS ON INSEMINATION INDEX AND UTERINE REPOSE IN COWS
... pregnant cows from Holstein-Friesian breed were obtained after 45 artificial inseminations, which represents an insemination index of ...Fleckvieh cows were obtained after 37 artificial inseminations, which ... See full document
6
INDICES FOR THE QUANTITATIVE AND QUALITATIVE MILK PRODUCTION DURING THE MAXIMAL PHASE OF THE LACTATION CURVE
... 86 Romanian Spotted primiparous cows, structured function of the dairy production level and number of ...consecutive days, was considered for recording the main qualitative and ... See full document
10
Studies on the reproductive performance of dairy cows in New Zealand and some factors which may influence reproductive efficiency : a thesis presented in partial fulfilment of the requirements for the degree of Master of Philosophy at Massey University
... Mean days from calving to first post-partum ovulation of the exam i ned cows from the autumn- No 1 and spring-calving herds.. Interval from PSM to 1 -' service and conception, compared [r] ... See full document
29
Effects of Neospora caninum on reproductive performance and the efficacy of treatment with a combination of sulphadiazine trimethoprim and toltrazuril: a longitudinal field study
... seropositive cows was ...seropositive cows (Hall et ...seronegative cows was ...seropositive cows had a 19-fold ...seropositive cows aborted mostly at five to seven months of ... See full document
7
THE STRATEGY FOR BEEF MEAT PRODUCTION IN ROMANIA
... Romania Spotted cow breed annually reformed on the criterion of milk production (selective reform) with body conformation traits favorable to meat production and a part of the heifers resulted ... See full document
8
Bayesian inference of genetic parameters for reproductive traits in Sistani native cows using Gibbs sampling
... insemination, calving, and insemination dates in different calving ...the calving interval (CI), gestation length (GL), days open (DO), calving to first service (CTFS), ... See full document
11
Extent and pattern of pregnancy losses and progesterone levels during gestation in Swedish Red and Swedish Holstein dairy cows
... producing cows and heifers ...sonal production systems, because it is often too late to rebreed the cow [1, ...during days 4–8 after oestrus, during maternal recognition of preg- nancy on days ... See full document
10
The development of preparations for specific prevention and treatment of anaerobic enterotoxemia and escherichiosis in calves
... Hyperimmune serum was obtained from study bulls aged 18– 24 months with a live weight of not less than 350–400 kg by their hyperimmuniza- tion with inactivated antigens of C. perfringens of Serotypes A, C, D and E. coli ... See full document
5
Studies on milk production and growth of Friesian x Bunaji crosses: 1 Dairy performance
... Summary The data analysed consisted of records on lactation length lL, total lactation yield fLY, estimated 305-day yield 305 DY, days dry DDRY, age at first calving AFC and calving inte[r] ... See full document
6
Estimation of Genetic Parameters for 305 Days Milk Yields and Calving Interval in Xinjiang Brown Cattle
... Estimates of heritability and genetic variation for 305 days MEM in this study were moderate compared with major reports on Brown Swiss, Holstein popula- tions and Simmental cattle. The results indicate that ... See full document
10
The Associations between Calving Interval and Milk Production traits in population of dairy cows of Slovak Simmental cattle.
... of calving interval and production traits in dairy cows introduce Panetto et ...increased milk production from 5 979 kg to 7 626 kg (305 days) and decreased reproductive ...of ... See full document
5
Productive and reproductive performance and management practices of crossbreed dairy cows at jimma college of agriculture and veterinary medicine dairy farm, Ethiopia
... annual milk production (Tedla et al 1991). It was reported that milk yield of indigenous cows ranged between 500 and 700 litters in less than 100 days of lactation period, under average ... See full document
6
A study of lactational and reproductive performances of autumn or spring calving cows in commercial winter milk supply herds : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science in Animal Science, Department of Animal Science, Massey University, New Zealand
... Effective milking area, number of cows milked autumn and spring cows, lactation yields milk fat and milk protein, days in milk DIM of the autumn and spring calved cows and daily winter m[r] ... See full document
16
Effect of age at first calving on longevity and fertility traits for Holstein cattle
... at first calving (AFC) on functional longevity of Czech Holstein cows and their reproduction traits in the first lactation were analyzed using the first lactation data of 605 538 ... See full document
11
Related subjects