Results 1 to 10 of about 43,233 (153)

Efecto de la paridad, aborto y padecimientos posparto sobre parámetros reproductivos y productivos en vacas lecheras, en dos ganaderías de Sonsonate, El Salvador

Revista Minerva, 2020
La investigación se realizó en dos ganaderías lecheras (ambas colindantes), ubicadas en el departamento de Sonsonate, El Salvador. La ganadería 1 cuenta con 140 vacas en ordeño y la ganadería 2, con 750 vacas en ordeño.
Fátima Lizbeth Gónzalez-de-Evian, Stephanie Lissette Peñate-Aviles, Elmer Edgadro Corea-Guillén, Manuel Vicente Mendoza, Irma Yaneth Torres-López   +4 more
doaj   +1 more source

Effects of a tannin-rich legume (Onobrychis viciifolia) on in vitro ruminal biohydrogenation and fermentation

Spanish Journal of Agricultural Research, 2016
There is still controversy surrounding the ability of tannins to modulate the ruminal biohydrogenation (BH) of fatty acids (FA) and improve the lipid profile of milk or meat without conferring a negative response in the digestive utilization of the diet.
Gonzalo Hervás, Hajer Missaoui, Sonia Andrés, Francisco J. Giráldez, Saida Jellali, Pilar Frutos   +5 more
doaj   +1 more source

Evaluation of reduced amino acids diets added with protected protease on productive performance in 25-100 kg barrows

Austral Journal of Veterinary Sciences, 2019
The objective of this research was to evaluate the effect of adding protected protease to low-amino acids (AA) diets on the growth performance of barrows.
Jose L. Figueroa, Jose A. Martinez, Maria T. Sanchez-Torres, Jose L. Cordero, Manuel Martinez, Victor M. Valdez, Agustin Ruiz   +6 more
doaj   +1 more source

Susceptibility to milk fat depression in dairy sheep and goats: Individual variation in ruminal fermentation and biohydrogenation

Journal of Dairy Science, 2023
: Small ruminants are susceptible to milk fat depression (MFD) induced by marine lipid supplementation. However, as observed in dairy cows, there is wide individual variation in the response to MFD-inducing diets, which may be due to individual ...
Antonella Della Badia, Pilar Frutos, Pablo G. Toral, Gonzalo Hervás   +3 more
doaj   +1 more source

Disponibilidad de selenio complementado con selenito de sodio y selenometionina en corderos

Revista Científica, 2011
El objetivo de este trabajo fue evaluar el efecto del complemento de selenio (Se) sobre la función digestiva de corderos. Se utilizaron veinte corderos (26 Ó 2,4 kg) de 6 meses de edad, canulados en rumen y duodeno y alojados en jaulas metabólicas. Antes
Rosy Gabriela Cruz Monterrosa, Efrén Ramírez Bribiesca, Mario Antonio Cobos Peralta, Alma Luisa Revilla Vázquez, María Magdalena Crosby Galván, José Luis Cordero Mora   +5 more
doaj  

Dieta de Pachyurus bonariensis (Steindachner, 1879) (Perciformes, Sciaenidae) en Mocoretá, río Uruguay, Argentina

Latin American Journal of Aquatic Research, 2013
Se analizó la dieta de ejemplares de Pachyurus bonariensis capturados en el río Mocoretá, del río Uruguay en marzo de 2012. El régimen alimentario de este perciforme correspondió al tipo carnívoro bentófago y las presas dominantes, tanto en juveniles ...
Sabina Llamazares Vegh, Ismael Esteban Lozano, Alejandro Arturo Dománico   +2 more
doaj  

Can Tenebrio molitor oil replace palm fatty acid distillate and soybean oil in the diet of lactating sheep? Effects on in vitro ruminal fermentation and biohydrogenation

Italian Journal of Animal Science
Insect-derived lipids are gaining attention as sustainable alternatives to conventional fat sources in animal feeding due to environmental and market concerns. Expanding research on insect oils inclusion in ruminant diets, currently limited, is necessary
C. Baila, M. Hassanien, G. Fondevila, E. Barrio, P. G. Toral, P. Frutos, G. Hervás   +6 more
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Problemática de la ganadería extensiva en España

Estudios Geográficos, 1996
La ganadería extensiva constituye un aprovechamiento ganadero claramente diferenciado de aquel otro basado en la intensificación de las producciones y desvinculado de bases territoriales concretas.
Carlos J. Pardo Abad
doaj   +1 more source

Morphometric Variation and Production Constraints of Criollo Sheep in the High Andes of Southern Peru

Agriculture
This study aimed to characterize the morphometric traits and production systems of Criollo sheep in the highlands of Caylloma, Arequipa, Peru. A total of 455 sheep were evaluated using a stratified proportional sampling method across the districts of ...
Richard Estrada, Elias Guelac-Mori, Cristian Pedemonte-Cruz, Katherine M. Chiqui-Condori, Klinsmann Montero Pacherres, Dilser Cerdan-Ramos, Dayana M. Zúñiga-Aranibar   +6 more
doaj   +1 more source

Intoxicação por organoclorados (endosulfan) em bovinos no Uruguai

Pesquisa Veterinária Brasileira, 2011
Descreve-se um surto de intoxicação por organoclorados (Endosulfan) em bovinos ocorrido em abril de 2009, em uma propriedade de recria de bezerros localizada no departamento de Paisandú, Uruguai.
R. Rivero, C. Matto, M.L. Adrien, O. Rampoldi   +3 more
doaj   +1 more source