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Microcentros de diversidad de yuca silvestre, Manihot spp en el Brasil Central
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-10)
Out of 26 wild Manihot species reported to occur in Central Brazil, 20 species were collected from two limited areas each of less than 100 km diameter. These two areas are: Goias Velho and Corumba de Goias. Considering ...
Carbón comparado con turba como excipiente de Rhizobia
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-10)
Agua del suelo y aereación en la producción de frijol rojo. 1 Succión máxima media de humedad del suelo
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-01)
Grain and aerial dry matter production and the number of pods per plant were found to be maximum in the '27-R' cultivar of Phaseolus vulgaris L, a red bean grown in the tropics, when the maximum soil moisture suction was ...
Efectos de los macronutrimentos en el crecimiento y acumulación de materia seca en marañón (Anacardium occidentale L.)
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-04)
In a sand culture experiment the effects of varying concentrations of N, P, K, Ca, Mg and S on the growth of cashew were investigated. Both deficiencies and excesses of the nutrients depressed the rate of growth and dry ...
Compatibilidad de la yuca con cuatro especies silvestres de Manihot de Brasil Central
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-01)
Hybridizations between cassava (Yuca), Manibol esculenta Crantz, and the wild species, M anomala Pohl, M. oligantha Pax subsp nesteli, M. gracilis Pax, and M. zehutneri Ule were fertile. Meiosis of the four species was ...
Actividad sinergística de esteres de fósforo sobre insecticidas de anticolinesterasa en el picudo del algodón Antonomus grandis Boheman
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-01)
Papel del fósforo y del cobre sobre el crecimiento y composición del café Arábica cultivado en arena
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-04)
Non-flowering two-year old Coffea arabica L. (cv.'S.L 34') plants were grown in sand culture and treated with varying combinations of copper and phosphorus. Increases in the number of leaves and flower buds were observed ...
Cambios inducidos por el etileno en la composición química del mucílago de café
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-04)
Exogenous application of ethylene (360 ppm) to the developiag fruits of Robusta coffee brought about significant compositional changes in the mesocarp. The trends obtained with proteins, carbohydrates, pectins and polyphenols ...
Crecimiento temprano y fotosíntesis en tomate (Lycopersicum esculentum)en condiciones nutritivas deficientes
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-04)
Estudios fisiológicos sobre la floración del cafeto en las condiciones de India del Sur. 8. Número de yemas florales en relación al almidón de la madera de las ramas fruteras
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-10)
A study was carried out during March, 1976, on the number of flower buds formed in relation to starch index of wood in secondary and tertiary branches of Coffea arabica L. cv 'S795' plants. There was a highly significant ...