Buscar
Mostrando ítems 31-40 de 1579
Oligotrophic patterns in southern Chilean lakes: the relevance of nutrients and mixing depth
(Sociedad de Biología de Chile, 2002)
Risk factor analysis for sea lice, Caligus rogercresseyi, levels in farmed salmonids in southern Chile
(WILEY-BLACKWELL, 2011-05)
Sea lice, Caligus rogercresseyi, are ectoparasitic copepods, which severely affect the salmon farming industry in southern Chile, reducing the health status of fish and producing both direct and indirect economic losses. ...
Mathematical models for optimizing production chain planning in salmon farming
(John Wiley, 2013)
The salmon farming production chain is structured in four consecutive phases: freshwater, seawater, plant
processing, and distribution and marketing. The phases interact in a pull manner, freshwater stocks fish to
meet ...
Los libros de cuentas de Miguel Vallejo: el estudio de una fuente colonial (Chile 1758-1783)
(Universidad de Santiago de Chile, 2018-05)
Mixed within the boxes of the colonial judicial records from the district of Puchacay, stored in the Chilean Nacional Archive are four little books that contain the personal accounts of a colonial hacienda. These accounts, ...
Value and Cost of Farm-Mixed Rations Used in Swine-Feeding Trials at Lajas SubstationTítulo en español.
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 1960)
Apuração de custos e resultados de uma pequena propriedade rural no município de Pato Branco - PR
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de Ciências ContábeisCiências ContábeisUTFPR, 2017-11-16)
Currently the production of vegetables in small properties, is one of the main rural activities developed in the southwest of Paraná. In this context, it is known that it is important to have control methods that help in ...