dairy calves
Prevalence of Cryptosporidium spp. and Giardia spp., spatial clustering and patterns of shedding in dairy calves from Córdoba, Argentina
... in dairy calves from Cordoba, Argentina. Six hundred twenty calves younger than 7 weeks of age from 43 dairy herds were ...respectively. Calves younger than two weeks of age were almost ...
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Clinical, blood gas and biochemical profile of diarrheic dairy calves fed starter concentrate containing citrus pulp as a replacement for corn
... to dairy calves is required for rumen development, allowing weaning and maintenance of ade- quate performance thereafter (Quigley et ...on dairy calves ...is calves diets, Wing (1982) ...
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Economic evaluation and efficacy of strategic-selective treatment of gastrointestinal parasites in dairy calves
... on dairy calves in the state of Minas Gerais, during coproculture there were only a few Trichostrongylus ...female calves by GINs in the pre-weaning phase (0 to 90 days of age), occurred by the ...
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Development of a novel clinical scoring system for on-farm diagnosis of bovine respiratory disease in pre-weaned dairy calves
... of dairy calves in this region of California found only two calves out of 434 ...infected calves on this facility in 2011 was even lower due to the facility’s selectivity of clients and the ...
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A survey of management practices that influence performance and welfare of dairy calves reared in southern Brazil.
... However, dairy calves are often provided limited milk allowances, which besides potentially restricting growth, reduce health [29], increase risk of perinatal mortality [30], and are associated with ...
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Occurrences of Eimeria spp. and gastrointestinal nematodes in dairy calves in southern Minas Gerais, Brazil
... rear calves at higher densities and use artificial insemination (AI) present a higher risk of high OPG counts; and those that produce >500 L of milk/day and use AI also show a higher likelihood of higher EPG ...
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SULPHUR DEFICIENCY IN DAIRY CALVES REARED ON PASTURE OF Brachiaria decumbens
... The higher the crude protein content in the grasses, the greater their S level (BARRETO JÚNIOR, 1996). Temperate grasses generally contain more crude protein than tropical grasses. Thus, S deficiency is rarely detected ...
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PERFORMANCE AND BEHAVIOR OF DAIRY CALVES FED DIETS CONTAINING MILK AND CITRIC FLAVOR AGENTS
... While young ruminants prefer milk aroma and researches about this theme are being developed, the use of citric aroma, very appetized for older ruminants, are low utilized to young animals. This work aims to compare the ...
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Effect of feeding heat-treated and unheated colostrum on immunoglobulin G absorption, health and performance of neonatal Holstein dairy calves
... for calves in the first weeks of ...of dairy calves to infectious agents which these patogens can act directly on growth and cause diseases such as scours or ...Holstein dairy calves ...
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Phytogenic as feed additive for suckling dairy calves’ has a beneficial effect on animal health and performance
... essential or their compounds may be used as feed additives for dairy calves, these ingredients give rise to the products known as phytogenic. Newborn animals are highly susceptible to infections, mainly by ...
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Thermal comfort indices in individual shelters for dairy calves with different types of roofs
... ABSTRACT: Among the building materials used in rural facilities, roofs are noteworthy for being largely responsible for thermal comfort, influencing the thermal balance within the shelter. This study aimed to evaluate ...
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EVALUATION of COVERING MATERIALS IN INDIVIDUAL SHELTERS and ITS EFFECTS on PHYSIOLOGICAL RESPONSES and PERFORMANCE of DAIRY CALVES
... ABSTRACT: In Tropical regions, the animal performance is often affected by climate conditions. This study aimed to evaluate covering materials in individual shelters, normally used to house dairy calves, ...
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The effect of various heat-treatment methods on colostrum quality, health and performance of dairy calves
... the dairy cow ...to calves and the effect of heat-treated colostrum consumption on growth, health and performance of dairy calves in pre-weaned period (Elizondo-Salazar & Heinriches, 2009; ...
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Concentrate intake and performance of dairy calves subjected to programs of supplementary lighting
... regarding dairy calves’ performance after weaning, adequate solid food consumption needs have to be met, even during the milk-feeding stage, before completely withdrawing the milk (MILLER-CUSHON et ...by ...
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Evaluation of mannan-oligosaccharides offered in milk replacers or calf starters and their effect on performance and rumen development of dairy calves
... in calves during weeks receiving a yeast ...in calves receiving different diets in the pre-weaning period (Quigley & Bernard, 1992; Greenwood et ...on dairy calves receiving ...
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Skeletal muscle metabolomics and blood biochemistry analysis reveal metabolic changes associated with dietary amino acid supplementation in dairy calves
... The supplementation of MR with AAs is an important topic in pre-ruminant nutrition. In the present work, the impacts of supplementing MR with three different AA combinations (GP, FY and MKT) on weight gain, blood ...
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Analysis of bovine rotavirus strains circulating in diarrheic dairy calves in Uberaba, Minas Gerais, Brazil, during 2008–2009
... All positive samples were genotyped as G6P[5]; the predominance of this combination has been described in calves in Brazil (Alfieri et al., 2004) and other countries such as Australia and France (Swiatek et al., ...
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Occurrence of Giardia spp. in dairy calves in Brazil.
... Holstein calves (1-90 days old) from a commercial dairy cattle farm located in Lavras, Minas Gerais, Brazil and examined for presence of Giardia cysts using the zinc sulfate flotation ...of calves ...
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Contribution to the study of diarrhea etiology in neonate dairy calves in São Paulo state, Brazil
... serotype which causes an epidemic disease in calves, usually infecting animals between 3 and 6 weeks old. Salmonellosis is characterized by septicemia, sometimes followed by diarrhea. In the present study, this ...
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Virulence factors of Escherichia coli isolated from diarrheic calves
... Fecal samples were collected between August 2001 and May 2002, from 200 diarrheic, 1-90 day old dairy calves of 6 different dairy farms in the region of Ribeirão Preto, northwestern São Paulo State, ...
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