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Productividad potencial de diferentes cruces comerciales DxP de palma africana (Elaeis guineensis Jacq.) en Coto, Costa Rica
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1980-07)
In 1969, two yield trials werw planted to compare different D x P (Dura x pisifera) commercial of oil palm (Elaeis guinecnsis Jacq). The objective of this was to evaluate diverse genetic germplasm under local conditions, ...
Efecto inhibitorio de savias vegetales sobre el virus de mosaico del tabaco (VMT)
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1980-07)
The inhibitory effect of 28 plant saps over the infectivity of Tobacco Mosaic Virus was studied. The mechanical inoculation was done on Nicotiana glutinosa to obtain a cuantitative analysis with the local necrotic lesions ...
Correlación entre los principales componentes del rendimiento y la calidad de fibra en tres variedades comerciales de algodón (Gossypium hirsutum L.)
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1980-07)
Commercial plots were planted ont in cotton (Gossypium hirsutum L) during the first half of 1978, varieties nsed included: Del Cerro, Acala 151770 and Stroman 254. A positive and significant correlation was found to exist ...
Variación estacional de la reductasa de nitrato en el cafeto
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1980-07)
The sesonal trends of nitrate reductase activily, of NO-3 induced activity of the same enzyme, and of the quotient between them, aRNi/aRNb, known as Nitrate Assimiletion Potential, were investigated. Assays were carried ...
Reseña de libros
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1980-07)