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Now showing items 31-40 of 85
Estudios sobre la nutrición mineral del sorgo para grano. X. Eficiencia nutritiva comparativa entre sorgo para grano maíz
(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 ...
La determinación, por microscopio electrónico, de las dimensiones de las partículas del virus de la poliedrosis nuclear (NPV) de Anticarsia gemmatalis Hubner en Bombyx mori L
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1980-10)
A nuclearpolyhedrosis in caterpillars of A. gemmatalis was transmitted to the silkworm, B. mori. This might explain the occurrence of nuclear polyhedrosis in useful insects, acquired from other insects.
An examination of ...
El estudio microbiológico de la maceración de arroz (Oryza sativa): I. Efecto del proceso de maceración sobre el beneficio del arroz
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1980-10)
Several factors are recognized as contributing to breakage of rice during milling. Most of the breakage is related quantitatively to the amount of cracked grains. Improperly harvesting or diving and bad storage conditions ...
Molhamento foliar em cafezal recepado e decotado
(1980-01)
This paper reports on the study of the beginning termination and duration of the active period of leaf wetness in the coffee. Surface wetness was observed in two plots a vranged in a north-south orientation, on the sides ...
Fenologia de Melia azedarach L. no sul do Brasil
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1980-01)
This paper reports 12 months of phenoloagical observations of Melia azedarach growing an the Horto Fiorestal “Navarro de Andrade", Rio Claro, Sao Paulo, Brasil. This place is located in an area with a mean annual rainfali ...
Estimado de la temperatura diaria del aire en un cafetal
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1979-01)
This work estimates daily mean air temperature in five heights of the coffee crop and stablishes air temperature correlations between the heights in coffee crop and meteorological station. Daily true mean air temperature ...
Estudio al microscopio electrónico de nódulos en Phaseolus vulgaris L. causados por una estirpe ineficaz de Rhizobium
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1979-04)
Uma estirpe de Rhizobinm inefetiva em nódulos de feijoeiro (Phaseolus vulgaris L) foi isolada em solo do norte do Paraná, onde se pratica rotaçao de cultura entre feijoeiro e trigo.
Tratando-se do primeiro isolado de ...
Efecto de compuestos fenólicos en hojas de cafetos resistentes y susceptibles a Hemileia vastatrix
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-01)
Estudio microbiológico de maceración de arroz (Oryza sativa). II. Determinación de los contenidos de algunos ácidos orgánicos en el líquido de maceración del arroz
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1981-01)
It is a usual procedure to soak the rice with water, before the husking process, to avoid fragmentation In Brazil, this is usually carried out at room temperature (25— 30°C), inducing off flavors in commercial products. ...
Acumulación de materia seca y micronutrimentos de dos cultivares de yuca (Manihot esculenta Crantz)
(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 ...