Buscar
Mostrando ítems 1-10 de 18
Performance of beef cattle herds under different pasture and management systems in the Llanos of Colombia.
(Technical University of Berlin, 1988)
Mineral supplementation of grazing beef cattle in eastern plains of Colombia.
(Universidad de la Florida, 1977)
Effect of chelation on trace mineral utilization by poultry and swine.
(University of Nebraska, 1972)
Factors influencing survival among four competing races of Puccinia coronata avenae.
(Universidad del Estado de Iowa, 1972)
Influencia de los factores genéticos y ambientales en caracteres productivos y reproductivos de la raza criolla colombiana Romosinuano
(Universidad Agraria de la Habana, 2004)
Fluorochrome studies of bone metabolism in nutritional osteopathies in swine.
(School of Cornell University, 1971)
Urea and yucca (Manihot esculenta) for dairy cattle in Colombia.
(Purdue University, 1971)
Control of lactate accumulation in ruminants using Prevotella bryantii.
(Iowa State University, 2003)