Search
Now showing items 1-10 of 31
Milk and beef production systems for the small farmers using crop derivatives. 1977 Progress reports project
(Centro Agronómico Tropical de Investigación y Enseñanza (CATIE), Turrialba (Costa Rica). PROGRAMA DE BOVINOS Y ESPECIES MENORES, 1978)
Memorandum: Recommendations inf the field of soils
(CATIE, Turrialba (Costa Rica), 1978)
Activities at Turrialba : Bulletin of the Tropical Agricultural Research and Training Center Turrialba - Costa Rica
(CATIE, 1978)
El presente boletín resume las actividades llevadas a cabo como parte de la Celebración del Primer Quinquenio del CATIE. Estas incluyeron una serie de conferencias realizadas en la Sede Central sobre el tema de Generación ...
Cultivo asociado de frijol y maíz. 1. Efecto de los cultivares de frijol con diferentes hábitos de crecimiento
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-01)
Three experiments of associated cropping of beans (Phaseolus vulgaris L.) and maize were carried out at two localities in the Zona da Mata area, State of Minas Gerais, Brazil. Bean cultivars of different growth habits and ...
Cantidades y formas de fósforo en diez suelos altamente temperizados de Puerto Rico
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-01)
Amounts and forms of P were determined in sixty soil samples from profiles - one Inceptisol, four Ultisols and five Oxisols of Puerto Rico. Samples of one Oxisol and one Ultisol contain relatively large quantities of total ...
Distribución de la vegetación en las ruinas mayas y su relación con el uso de la tierra en la antiguedad en Lamanai, Belice
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-01)
A quantitative analysis of forest vegetation at the ancient Maya settlement of Lamanai (ca 300BC - AD 1640) was undertaken to determine the relationship between extant vegetation and the major and minor ruins. Five ...
Nutrición mineral y actividad de nitrato reductasa en cafetos afectados por deficiencias minerales
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-01)
Nitrate reduction potential was investigated in the coffee tree in relation to mineral deficiency Nitrogen, phosphorus, potassium, calcium, magnesium and sulphur deficiencies were studied on the grounds of their individual ...
Efecto del estacado sobre el rendimiento y calidad de frijoles trepadores
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-01)
Indeterminate beans (Phaseolus vulgaris L.) were grown on 9l cm ridges in three seasons to compare the effects of no staking, vertical and horizontal staking on the seed yield and seed quality of beans. The seed yields, ...
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 ...