Browsing by Subject "Fríjol||beans||undefined||haricot"
Now showing items 1-20 of 24
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A note on the inheritance of shiny factor in the seed coat of beans
(Instituto Interamericano de Ciencias Agrícolas (IICA), 1964-07)El lustre de la testa de la semilla del frijol común es un carácter agronómico que determina el valor del mercadeo del grano en muchas partes de América Latina. La condición de presencia de lustre se denomina brilloso y ... -
Agronomic performance of cocoa production type systems in Colombia
(PLOS, 2025-12-03)Socio-economic and livelihood conditions influence the design of cocoa-based agroforestry systems (AFS), as they determine the selection of accompanying species and the overall productivity of the system. These arrangements ... -
Análisis del crecimiento del frijol (Phaseolus vulgaris L. var ´Turrialba-4´) cultivado en solución nutritiva
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1973-10)The present work has as a main objective to analize the growth of the bean plant (Phaseolus vulgaris L. ´Turrialba-4´) through its growth indexes. The plants were grown in Hoagland´s nutrient solution No. 2 and ramdomly ... -
Bean mutant induced by ionizing radiation. VII. Compact mutant
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1971-10)En el frijol común (Phaseolus vulgaris L.) fue aislado un mutante Compacto en la generación Ra. cuyo progenitor fue irradiado con una dosis aguda de 8 kr de rayos gamma en una fuente de cesio-137. El mutante produce hojas ... -
Bean mutant induced by ionizing radiation; IV. "Pepper" mutant
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1969-04)Se encontró un mutante morfológico de frijol llamado “Pepper”, en el ensayo de la progenie R2 de un experimento en el cual semillas en germinación, sometidas previamente por 24 horas a una temperatura de 4oC se irradiaron ... -
Defoliación artificial para estimar pérdidas por daños foliares en frijol (Phaseolus vulgaris L.)
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1977-04)Bean diseases such as rust (Uromyces phaseoli var typica), web blight (Than:cucumeris), and angular leaf spot (Isariopsis griseola), among others, not only destroy plant foliage but also cause physiological damage. To ... -
Diferencia en el crecimiento de las plantas normales y enanas mutantes de frijol (Phaseolus vulgaris L.) var. ´México 80-R´cultivadas en solución Hoagland No 2
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1968-01)The growth of normal and dwarf mutant bean plants (Phaseolus vulgaris L. var Mexico 80-R) is compared as part of a preliminary study to investigate the content of gibberellin-like substances in these plants. To determine ... -
Effect of seed age on germination and yield of field bean (Phaseolus vulgaris L.)
(Instituto Interamericano de Ciencias Agrícolas (IICA), 1966-10)Sementes do feijão Rico-23, com 40, 33, 30, 20, 16, 9 e 4 meses de idade, anteriormente armazenadas em ambiente normal de sala, passaram por testes que visavam estudar-lhes o poder germinativo e a capacidade de produção. ... -
Effects of different salts added to a soil on bean (Phaseolus vulgaris L.) production
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1974-01)En el presente estudio se utilizó un suelo aluvial representativo de Guanacaste, Costa Rica (Filadelfia, serie Tempisque). Esta región ha sido clasificada como bosque seco tropical (15 m sobre el nivel del mar, temperatura ... -
Ensayo de rendimiento de 16 variedades de frijol común (Phaseolus vulgaris L.)
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1977-07)A yield trial involving seven local pure lines and nine other genotypes of common bean (Pha-seolus vulgaris L) introduced from the Internationai Center for Tropical Agriculture [CIAT, Colombia). was realized at Bongnotte ... -
Estudio citológico de plantas autotetraploides de frijol (Phaseolus vulgaris)
(Instituto Interamericano de Ciencias Agrícolas (IICA), 1963-01)By treating the shoot apices of twenty young bean seedlings (Phaseolus vulgaris, 2n = 22) with 0.2% colchicine solution for 20 hours, an autotetraploid sector was obtained from a treated plant. Two seeds were produced from ... -
Estudio sobre la patogenicidad de Fusarium oxysporum f. phaseoli en el frijol. I. Patogénesis e histología sintomatológica
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1969-01)The penetration development of the infection in the pathological anatomy of the so-called “fusariosis” disease of the common bean was to studied in several susceptible and tolerant varieties. The tests of penetration were ... -
Estudio sobre la patogenicidad de Fusarium oxysporum f. phaseoli en el frijol. II. Pruebas varietales
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1969-01)A total of 103 varieties of the common bean, collected from all over the American Continent, were tested in regard to their susceptibility to the fungus Fusarium oxysporum f. phaseoli. The results obtained clearly demonstrate ... -
Estudio ultraestructural de la epidermis foliar de Phaseolus vulgaris L
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1977-04)The epidermal cells of Phaseolus vulgaris L. were studied by means of a Scanning Election Microscope and the following results were obtained. The abaxial (lower) leaf epidermis showed greater variety of trichomes than the ... -
Frecuencia del gen P en cultivares latinoamericanos de frijol blanco
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1970-07)To determine the frequency of the pigmentation, P, in the seedcoat of 17 Latin American white-seeded cultivars of the common bean (Phaseolus vulgaris L.), a pure line of each was crossed with ´Smith-2151´, a P-white line. ... -
Gibberellin-induced paling in leaves of a dwarf bean mutant
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1968-01)Las investigaciones sobre el contenido de giberelinas en un mutante enano de frijol rojo (Phaseolus vulgaris L.), muestran que las aplicaciones a las hojas de ácido giberélico en solución acuosa, inducen una reducción en ... -
Growth inhibitors in a radiation induced dwarf bean mutant
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1972-04)Las fracciones neutrales de acetato de etilo de semillas de Phaseolus vulgaris L. normal y mutante Dwarf-1 fueron analizadas mediante cromatografía de capa fina y se encontró que tenían Igual contenido de giberelina. Los ... -
Un indicador de la humedad del punto de rocío
(Instituto Interamericano de Ciencias Agrícolas (IICA), 1951-10)Various investigations have indicated that molds are the causative agent for most damp grain, bean and other feeding stuff deterioration and that mold development at normal temperatures is dependent upon the relative ... -
Influência da cor de feijão de corda, Vigna sinensis Endl, no ataque do gorgulho, Callosobruchus analis
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1969-04)The effect of color of cowpea (Vigna sinensis Endl) on damage due to Collosobruchus analis Fabr. was studied. Seeds of cowpea of eight different colors were studied. It was found that the color of the seed has no effect ... -
Principales enfermedades del frijol observadas en diferentes zonas ecológicas de Costa Rica
(Instituto Interamericano de Ciencias Agrícolas (IICA), 1966-10)Observations were made to determine the incidence of the main diseases of bean (Phaseolus vulgaris), in different ecological zones of Costa Rica. Tropical dry forest.—The tropical dry forest belt extends from 0 to about ...
