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Detection of anthelmintic resistance of gastrointestinal nematodes infecting Senepol, Charbray*Senepol, and Charolais* Senepol heifers in Puerto Rico
(2014)
The effects of four anthelmintics on nematode fecal egg counts in beef heifers was determined. Senepol [n= 22] and crossbred [Charolais*Senepol and Charbray*Senepol; n= 17] heifers were distributed among treatments with: ...
Efecto de la suplementación de calcio en gel vía oral sobre la prevalencia de hipocalcemia y la producción de leche en la lactancia temprana de vacas Holstein
(2016)
The objectives of this experiment were to evaluate in dairy cows the effects of oral calcium supplementation of a post calving gel on the incidence of hypocalcemia and productive performance in early lactation. In a 2x2 ...
Detection of anthelmintic resistance in nematodes infecting dairy heifers and evaluation of molecular markers presumably associated with nematode parasite resistance in dairy heifers
(2013)
The presence of anthelmintic resistance was evaluated in 21 dairy commercial farms in Puerto Rico. A total of 407 heifers, with an average age of 9 months, were used to determine efficacy of three anthelmintic treatments: ...
Efectos de un protocolo de alimentación intensiva sobre el crecimiento y salud de becerras y becerros Holstein y Jersey en el trópico
(2020-05-26)
The objective of this research was to assess the growth and health of Holstein and Jersey calves under an intensive feeding protocol (INT) and a traditional feeding protocol (TRA) under tropical conditions. Calves were ...
Supplementation with fermentation products of Aspergillus oryzae and Aspergillus niger with digestive enzymes in dairy calves.
(2019-05-15)
Suplementación con productos de fermentación de Aspergillus oryzae y Aspergillus niger con enzimas digestivas en becerras lecheras.
Resumen
El efecto de suplementar a becerras Holstein y Jerseys con productos de ...