Browsing by Author "Caiozzi, Mario"
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Martin, J. P.; Zunino Venegas, Hugo; Peirano J., Pedro; Caiozzi, Mario; Haider, K. (Pergamon Press Ltd, 1982)During 1 yr, CO2-C losses from 7 agricultural soils containing 0,5-1,5% organic C ranged from 70 to 243 mg 100g-1 while losses from three allophanic soils containing 4,9-8,9% organic C varied from 92 to 191 mg. Losses as ...
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Zunino Venegas, Hugo; Peirano V., Pedro; Aguilera S., S. María; Caiozzi, Mario (Chile, Instituto de Investigaciones Agropecuarias, 1976)Una de las propiedades fisico-químicas más notables de los suelos chilenos derivados de cenizas volcánicas, es su extraordinaria habilidad para adsorver aniones, especialmente fosfato (Alamos, et al., 1967; Appelt, 1974; ...
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Zunino Venegas, Hugo; Peirano V., Pedro; Aguilera S., S. María; González, R.; Caiozzi, Mario (American Society of Agronomy, 1971)A volcanic ash-derived soil was incubated uo to 93 days with different amounts of seaweed. P was then extracted using an anion exchange resin method, and it was found that extractable P increased with increasing amounts ...
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Caiozzi, Mario; Peirano V., Pedro; Rauch, Eduardo; Zunino Venegas, Hugo (American Society of Agronomy, 1968)The objective of the present investigation was to study changes in levels of phosphorus and nitrogen in soils supplemented with dry, ground seaweeed, KNO3, and KH2PO4. After intervals of 21, 42, 76 and 105 days, phosphorus, ...