Parcourir Turrialba par auteur "Malavolta, E"
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Acumulación de materia seca y micronutrimentos de dos cultivares de yuca (Manihot esculenta Crantz)
Lorenzi, J.O; Gallo, J.R; Malavolta, E; Monteiro, D.A. (Instituto Interamericano de Cooperación para la Agricultura (IICA), 1981-01)This paper deals with the results obtained in the determination of dry matter and macronutrients in cassava setts in several periods of the life cycle of the plant. It was shown that setts had a three fold increase in dry ... -
Diagnosis foliar en la caña de azúcar. X. Efecto de la lluvia en los contenidos foliares de macronutrientes en la primera y segunda cosechas
Malavolta, E; Carvalho, J.G. de. (Instituto Interamericano de Cooperación para la Agricultura (IICA), 1984-01)This paper deals with the effect of rainfall before the sampling date on the composition of the + 3 leaf of the sugar-cane plant. By analysing data found in the literature the increase in the percentage of macronutrients ... -
Efectos de N, P y K en el contenido y producción de proteína en el sorgo para grano (Sorghum bicolor) en solución nutritiva
Rosolem, C.A; Malavolta, E; Machado, J.R; Nakagawa, J. (Instituto Interamericano de Cooperación para la Agricultura (IICA), 1981-04)Effects of N, P and K on protein contents and protein production of grain sorghum. The experiment was designed to study the effects of nitrogen, phosphorus and potassium defficiences on protein contents of 5 grain sorghum ... -
Efeito da trifluralina na cinética de absorcao de fósforo pela soja
Rosolem, C.A; Malavolta, E (1987-10)The effects of Trifluralin upon soybean (Glycine max (L.) Merrill, c.v. Paraná) phosphorus uptake and translocation were studied in nutrient solution, utilizing 32 p. Concentrations of 0 to 4 ppm of trifluralin (a.i.) were ... -
Estudios sobre la nutrición mineral del sorgo para grano. X. Eficiencia nutritiva comparativa entre sorgo para grano maíz
Rosolem, C.A; Malavolta, E (Instituto Interamericano de Cooperación para la Agricultura (IICA), 1980-10)This investigation was designed to estimate and to compare the nutritional efficiency of 5 grain sorghum and 6 corn cultivars. In the greenhouse, sorghum and corn plants were grown in nutrient solution until maturity, being ...