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…specific gravity must be made for liquid products. Equations are provided in Table 1 for use in estimating pond treatment rates. An example is shown below. Boyd, Equations for calculating…

…Boyd, Solubility of oxygen (mg/l) as a function of temperature and salinity, Table 1 Temperature (° C)Salinity (ppt) 0Salinity (ppt) 5Salinity (ppt) 10Salinity (ppt) 15Salinity (ppt) 20Salinity (ppt) 25Salinity (ppt)…

…factors used for converting fuel volumes to kilowatt hours are provided in Table 1. Boyd, Energy equivalence factors, Table 1 Gasoline (1 l) = 9.61 kWh Diesel fuel (1 l)…

…no effective way of reducing pH in pond soils. Boyd, Approximate liming rates of bottom soils, Table 1 Soil pHLiming Rate (Calcium carbonate equivalent, kg/ha) 5.0-5.5 2,500 5.6-6.0 2,000 6.1-6.5…

…per l. Boyd, Concentrations of major ions, Table 1 VariableSeawater (mg/l)River Water (mg/l) Chloride 19,000 7.8 Sodium 10,500 6.3 Sulfate 2,700 11.2 Magnesium 1,350 4.1 Calcium 400 15.0 Potassium 380…

…waste per kilogram of production increases, and the percentage of recovered feed nutrients in the harvested biomass decreases (Table 1). Boyd, Relationships between feed conversion ratio (FCR) and waste production,…

…inputs of nutrients in feed than can be assimilated quickly, and water quality deteriorates. When this happens, the culture species can be adversely affected, and feed-conversion efficiency declines. Boyd, feeding,…

…are provided in Table 1. Boyd, Solubility of dissolved oxygen, Table 1 Temperature (° C)Salinity (ppt) 0Salinity (ppt) 10Salinity (ppt) 20Salinity (ppt) 30Salinity (ppt) 40 10 11.28 10.58 9.93 9.32…

…listed in Table 1. Boyd, Approximate grades of common commercial fertilizers, Table 1 FertilizerPrimary Nutrients (%) NPrimary Nutrients (%) P2O5Primary Nutrients (%) K2O Urea 45 Calcium nitrate 15 Sodium nitrate…

…culture of most species. However, a report by Boyd, Thunjai and Boonyaratpalin in the June 2002 Global Aquaculture Advocate suggested that for the culture of marine species in low-salinity water,…

…DO. Boyd, Common effects of DO concentration on warm-water fish, Table 1 Dissolved Oxygen (mg/l)Effect < 0.5 Small fish survive brief exposure. 0.5-1.5 Most species will die at exposure for…

Prof. Boyd discusses the underground injection of wastewater and its applicability to aquaculture Prof. Boyd discusses the underground injection of wastewater and the applicability to aquaculture wastewaters, which have comparatively…

El Prof. Boyd analiza la inyección subterránea de aguas residuales y su aplicabilidad a la acuacultura El Prof. Boyd analiza la inyección subterránea de aguas residuales y la aplicabilidad a…

…fuels and pond amendments. Boyd, Energy Use, Table 1 InputDirectEmbodied Diesel fuel 0.0387 GJ/L 0.007 GJ/L (»0.0007 GJ/kW·hr Gasoline 0.0349 GJ/L 0.0084 GJ/L (»0.008 GJ/kW·hr) Electricity 0.0036 GJ/kW·hr 0.00539 GJ/kW·hr…

…el profesor Boyd analiza el uso del agua en el cultivo de camarón en los cinco principales países exportadores de camarón cultivado (Ecuador, India, Indonesia, Tailandia y Vietnam) y sugiere…

…granjas para combustibles más la energía incorporada asociada con alimentos, combustibles y enmiendas de estanques. Boyd, Uso de Energía, Tabla 1 AporteDirectoIncorporado Combustible diésel 0.0387 GJ/L 0.007 GJ/L (»0.0007 GJ/kW·hr…

Professor Boyd discusses a critical, stress-causing variable that can kill or cause poor appetite, slow growth and greater susceptibility to disease In his latest article, Prof. Boyd discusses why dissolved…

El profesor Boyd analiza una variable crítica que causa estrés y que puede matar o causar falta de apetito, crecimiento lento y mayor susceptibilidad a las enfermedades En su último…