Listar Centros Regionales y EEAs por fecha de publicación
Mostrando ítems 1-20 de 15105
-
The performance of N(1,1-dimethylpropynyl-3,5-dichlorobenzamide) and other herbicides in controlling weeds in lettuce as affected by soil type and weather conditions
(Oregon State University, 1970)Chemicals are being sought that can control weeds in lettuce under different environmental conditions, soil types and weed populations. The extensive or repeated use of a herbicide may lead to important changes in the weed ... -
Energía de "arriba" con el calefón solar
(EEA Pergamino, 1978) -
Characteristics and indices of reproduction in Dorper sheep
(South African Veterinary Association, 1985-01)In seventeen adult Dorper ewes imported from South Africa into Israel and nine of their primiparous, first-generation daughters born in Israel, characteristics and indices of reproduction were determined during the period ... -
Germination and emergence of corn (Zea mays, L) as a function of soil physical parameters
(Oregon State University, 1988-12)Rates of germination and emergence of corn were measured as influenced by soil physical parameters using blotter paper and a sandy loam soil as growth media. The corn seeds used were a hybrid of Funk's (DJ7xLH93). Experimental ... -
The Effects of Priming and Ageing on Seed Vigour in Tomato
(Oxford University Press, 1989-05)A comparison was made of the effects of seed priming or ageing treatments on the performance of tomato (Lycopersicon esculentum Mill. cv. UC204C) seeds according to a number of indices of seed vigour. A single lot of tomato ... -
Plasma tocopherol in sheep and cattle after ingesting free or acetylated tocopherol
(Elsevier, 1989-07)Two trials were carried out to evaluate the bioavailability of dl-α-tocopherol and dl-α-tocopherol acetate administered to sheep and cattle in a single oral dose. In the first trial, two groups of five sheep were used. ... -
El cultivo del cartamo como alternativa en la provincia de Entre Ríos
(Facultad de Ciencias Agropecuarias, Universidad Nacional de Entre Ríos, 1990)El objetivo de este trabajo es, fundamentalmente, la evaluación en sus aspectos generales, del cultivo de Cártamo a nuestra zona y sus posibilidades de expansión. También nos propusimos recopilar información actualizada ... -
Influence of Seed Vigor and Preplant Herbicides on Emergence, Growth, and Yield of Tomato
(American Society for Horticultural Science, 1990-03)The interactions of seed vigor with herbicides were studied with respect to seedling emergence, growth, and fruit yield of processing tomatoes (Lycopersicon esculentum Mill. cv. UC204C). Seed vigor (speed of germination) ... -
Diversity of plasmids and plasmid-encoded phenotypic traits in Xanthomonas campestris pv. Vesicatoria
(University of Florida. The Graduate School, 1990-05)Plasmid profiles were determined in a world collection of 522 strains of Xanthomonas campestris pv. Vesicatoria (Doidge) Dye (Xcv) causal agent of bacterial spot of tomato ( Lvcopersicon esculentum Mill.) and pepper ( ... -
Nitrogen dynamics in field grown comice pears
(Oregon State University, 1990-05)The dynamics of N was studied in field grown Comice/Provence quince BA29 pears in Medford, Oregon. Total tree biomass, N content, and ¹⁵N evaluations suggest that young pears require little N (48 kg N ha⁻¹ yr⁻¹). About 45% ... -
Tree Nitrogen Status and Leaf Canopy Position Influence Postharvest Nitrogen Accumulation and Efflux from Pear Leaves
(American Society for Horticultural Science, 1990-11)`Cornice' pear trees (Pyrus communis L.) were fertilized with ammonium nitrate depleted in “N in Spring 1987 and 1988. In Aug., Oct., and Nov. 1988, midleaves on current season shoots were sampled at three positions from ... -
Isozymic Identification of Zygotic Seedlings in Swingle Citrumelo Citrus paradisi × Poncirus trifoliata Nursery and Field Populations
(American Society for Horticultural Science, 1991-03)Isozyme analysis was the basis for determining the frequency of occurrence and the characteristics of zygotic plants in Swingle citrumelo seedling populations from various sources of open-pollinated seeds, in a commercial ... -
Rôle de l'eau et de la temperature sur les taux de développement des nématodes parasites du tractus digestif des ruminants
(Academie de Montpellier. Université de Montpellier II, 1992)Les conditions climatiques ont un rôle prépondérant sur la distribution géographique et sur les variations temporelles des diverses espèces de nématodes parasites du tractus digestif des ruminants. Sur un exemple tiré du ... -
Management of Nitrogen and Calcium in Pear Trees for Enhancement of Fruit Resistance to Postharvest Decay
(American Society for Horticultural Science, 1992-07)Management of pear (Pyrus communis L.) trees for low N and high Ca content in the fruit reduced the severity of postharvest fungal decay. Application of N fertilizer 3 weeks before harvest supplied N for tree reserves and ... -
Evaluación de la fertilidad de ovejas inseminadas por vía intrauterina con semen congelado / descongelado de diferentes calidades
(Facultad de Ciencias Agrarias, Universidad Nacional de Mar del Plata, 1993-12)Existen variaciones individuales en la calidad del semen a la descongelación, algunos de los cuales no cumplen con los requisitos mínimos, provocando una restricción del uso de animales zootécnicamente superiores. Se llevó ... -
Comportamiento y difusión de la “Chicharrita de los Citrus”, Diaphorina citri Kuwayama (Homoptera: Diaphoridae), en la zona cítrica de Entre Ríos.
(EEA Concordia, INTA, 1994)La “Chicharrita de los Citrus” es una especie originaria de países asiáticos. SI bien no existe ninguna referencia escrita, en nuestra zona se la registra desde 1984, colectándose material en una quinta de Federación. ... -
Seminario Solarización del Suelo
(EEA San Pedro, INTA, 1995)La obra trata esta técnica de desinfección del suelo, producto de experiencias llevadas a cabo en INTA EEA San Pedro. Compila información generada para una jornada de capacitación, en el marco de la cual un equipo de ... -
Probabilidad de ocurrencia de temperaturas máximas y mínimas medias decádicas en Inta Paraná y zona de influencia (Entre Ríos, Argentina)
(Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba, 1995)La producción agropecuaria depende en gran medida del comportamiento de las variables meteorológicas durante el ciclo productivo. Sin embargo ese comportamiento, aunque aleatorio, responde a ciertos modelos probabilísticos ... -
Variabilidad genética en cultivares de batata (Ipomoea batatas (L.). Lam)
(Universidad Nacional de Rosario, 1995)La batata (Ipomoea batatas (L.) Lam., es una fuente importante de alimentación en Argentina y Sudamérica. En nuestro país, su cultivo se basa casi exclusivamente en el uso del cultivar Morada INTA, obtenida en la EEA del ... -
Fusarium stalk rot in Argentina
(Iowa State University Press, 1995-01-01)Sorghum crop in Argentina is grown under dryland conditions in several distinct ecological regions. Water déficits may occur during the growing season in ome of these regions. Lodging, root and stalk rot are usually ...