ListarZootecnia por tema "Colostrum"
Mostrando ítems 1-6 de 6
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Caracterización de la transferencia de inmunidad pasiva en terneras de lechería
(2015)El objetivo del presente trabajo fue determinar la transferencia de inmunidad pasiva en terneras de lechería en Costa Rica. Los datos presentados corresponden a medidas de proteína sérica total (PST) obtenidas en el periodo ... -
Feeding colostrum with an esophageal feeder does not reduce immunoglobulin G absorption in neonatal dairy heifer calves
(2011-12)Although the use of esophageal feeders is commonly recommended to aid in timely provision of colostrum to calves, there are few published studies that compare their effectiveness with other feeding methods. Therefore, ... -
Feeding heat-treated colostrum or unheated colostrum with two different bacterial concentrations to neonatal dairy calves
(2009)The objective of this study was to determine the effects of feeding heat-treated colostrum or unheated colostrum of different bacterial counts on passive transfer of immunity in neonatal dairy calves. First milking colostrum ... -
Feeding heat-treated colostrum to neonatal dairy heifers: Effects on growth characteristics and blood parameters
(2009)Newborn Holstein heifer calves were studied to compare absorption of immunoglobulin G (IgG1 and IgG2), total serum protein concentration, lymphocyte counts, health scores, growth, and starter intake after receiving ... -
It saves lives
(2008)Esophageal feeders are an effective tool to get colostrum into newborn calves. By following a few simple steps, a good employee can easily use it safely and, most important, immunoglobulin absorption rates compare favorably ... -
Suplementación con pared celular y cultivo de levaduras en vacas prontas y su efecto sobre la calidad del calostro y el estado inmunológico de las terneras
(2015)El estudio fue realizado en una finca comercial ubicada en Santa Rosa de Oreamuno, Provincia de Cartago. Se utilizaron 30 vacas Jersey preparto y sus respectivas terneras, distribuidas en un modelo irrestricto al azar, con ...