Results 81 to 90 of about 60,118 (255)
, 1948 É separata de: Trabajos del I Congreso Veterinario de Zootecnia, Madrid, 1948Precede ó tít.: "I Congreso Veterinario de Zootecnia, Madrid, 26 de octubre a 2 de noviembre de ...
Ferreras González, Gregorio +1 more
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Random regression test-day models for milk yield records, with different structure of residual variances [PDF]
, 2003 Foram utilizados quatorze modelos de regressão aleatória, para ajustar 86.598 dados de produção de leite no dia do controle de 2.155 primeiras lactações de vacas Caracu, truncadas aos 305 dias. Os modelos incluíram os efeitos fixos de grupo contemporâneo
El Faro, Lenira [UNESP] +5 more
core +1 more source
Biotecnología en el Sector Agropecuario y Agroindustrial, 2020 Artículos edición Vol 18 No 1 2020
Equipo Editorial
doaj +2 more sources
Renal Perfusion in Healthy Horses: A Feasibility Study With Contrast‐Enhanced Ultrasound
Veterinary Radiology &Ultrasound, Volume 67, Issue 4, July 2026.ABSTRACT This study assessed the feasibility of contrast‐enhanced ultrasound (CEUS) for evaluating renal perfusion in horses and compared perfusion parameters between age groups. In a prospective study, eight healthy horses were divided into young (3–5 years, n = 4) and old (16–17 years, n = 4) groups.
Diana Villa Verde Salazar +8 more
wiley +1 more source
, 1948 É separata de: Trabajos del I Congreso Veterinario de Zootecnia, Madrid, 1948Precede ó tít.: "I Congreso Veterinario de Zootecnia, Madrid, 26 de octubre a 2 de noviembre de ...
Ferreras González, Gregorio +1 more
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Veterinary Radiology &Ultrasound, Volume 67, Issue 4, July 2026.ABSTRACT This report describes a 25‐year‐old, intact male brown bear (Ursus arctos) presenting with weight loss, diarrhea, melena, apathy, and a 12% hematocrit. Ultrasound showed proximal duodenal wall thickening with submucosal cysts and a large, heterogeneous, highly vascularized mass in the descending duodenum, containing small gas pockets and ...
Mariana Giendruczak de Souza +8 more
wiley +1 more source
Importancia y finalidad de la Zootecnia dentro de las Ciencias Agropecuarias
, 2014 Sr. Editor. Ciencia Animal o Zootecnia es la ciencia que trata de la produccion, transformacion y comercio eficiente de animales de interes humano, en el cual se toma en cuenta criterios eticos, de sostenibilidad y equidad.
Pedro Ángel Delgado Callisaya +2 more
semanticscholar +1 more source
Revista Facultad Nacional de Agronomía Medellín, 2005 El problema de la sostenibilidad es una temática que desde finales del siglo XX, ha venido preocupando cada vez mas a los diferentes sectores de la sociedad; pasando a ser uno de los temas de mayor interés para empresarios, consumidores, académicos e ...
Alejandro Cotes Torres +1 more
doaj
Sfamare un mondo di nove miliardi di persone: le sfide per una zootecnia sostenibile
, 2011 A dramatic increase of the demand for products of animal origin is expected to occur due to: i) the exponential growth of world’s population, which should reach 9 billion people in 2050, according to FAO predictions, ii) the process of urbanization which
G. Pulina +6 more
semanticscholar +1 more source
, 1997 Basic aspects of the hormonal profile of five hormones were studied in neonate male buffaloes. The level of testosterone (T), androstenedione (A), cortisol (C), triiodothyronine (T3) and thyroxine (T4) were determined during the period of 1-6, 7-8, - 9 ...
Oba, Eunice [UNESP] +2 more
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