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Resultados

119 resultados encontrados.

Tipos de recurso: Livro físico Livro eletrônico Artigo Periódico Tese Capítulo
Busca acadêmica
Variáveis morfogênicas e estruturais de azevém anual (Lolium multiflorum Lam.) manejado em diferentes alturas
Artigo
Artigo
Pontes Laíse da Silveira et al · Sociedade Brasileira de Zootecnia · 2003 · ISSN 1516-3598
Variáveis morfogênicas e estruturais foram quantificadas a partir da técnica de "perfilhos marcados" no período de agosto a outubro de 1999 numa pastagem de azevém anual, mantida em quatro diferentes alturas (5, 10,...
LCC LCC:Animal cultureIdioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Volume uterino em adolescentes avaliado pela ultra-sonografia Uterine volume in teenagers evaluated by ultrasound
Artigo
Artigo
Francisco Mauad Filho et al · Federação Brasileira das Sociedades de Ginecologia e Obstetrícia · 2003 · ISSN 0100-7203
OBJETIVO: avaliar o volume uterino de mulheres entre 10 e 40 anos, verificando-se se o volume uterino de adolescentes é menor que o volume uterino de mulheres entre 20 e 40 anos. Procuram-se enfatizar as diferenças ent...
LCC TENDOkd5bmVjb2xvZ3kgYW5kIG9ic3RldHJpY3M~Idioma Inglés
El enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Índices morfogênicos e de crescimento durante o estabelecimento e a rebrotação do capim-Mombaça (Panicum maximum Jacq.) Morphogenic traits and growth indices during the establishment and regrowth of Mombaçagrass (Panicum maximum Jacq.)
Artigo
Artigo
Carlos Augusto de Miranda Gomide et al · Sociedade Brasileira de Zootecnia · 2003 · ISSN 1516-3598
Com o objetivo de estimar as características morfogênicas e os índices de crescimento do capim-Mombaça, um ensaio foi conduzido em casa de vegetação. Estudou-se o desenvolvimento das plantas em três crescimentos: ...
LCC LCC:Animal cultureIdioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
3-ethoxycarbonyl-4-hydroxy-6-(methoxy-methoxy)-1-methyl-2-quinolone
Artigo
Artigo
Pozzi, Gustavo C. et al · SEDICI UNLP · 2003
In the title compound, C15H17NO6, the formation of an intramolecular O-H⋯O resonance-assisted hydrogen bond extends the delocalization of the electronic system beyond the two quinoline fused rings. Facultad de Ciencias...
Idioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
<i>trans</i>-1,4-dibromocyclohexane-1,4-dicarboxylic acid
Artigo
Artigo
Echeverría, Gustavo Alberto et al · SEDICI UNLP · 2003
Molecules of the title compound, C8H10Br2O4, located on symmetry centers, are in a rigid chair conformation, with the COOH and Br substituents axial and equatorial, respectively. The carboxylic acid groups form hydrogen ...
Idioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Acumulación, removilización, absorción postantesis y eficiencia de utilización de nitrógeno en trigo bajo diferentes labranzas y fertilizaciones
Artigo
Artigo
Golik, Silvina Inés et al · SEDICI UNLP · 2003
El objetivo de este trabajo fue analizar la acumulación, removilización, absorción postantesis y la eficiencia en la utilización de N bajo dos sistemas de labranza (reja y cincel) y diferentes tipos de fertilización...
Idioma Portugués
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Arthrogryposis in Murrah buffaloes in southern Brazil
Artigo
Artigo
Schild, Ana Lucia et al · SEDICI UNLP · 2003
Congenital arthrogryposis is described in a Murrah buffalo herd. The disease was characterized by curvature and multiple articular rigidity of the hindlimbs or of all limbs without associated defects except for one case ...
Idioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Diversity of biting midges of the genus <i>Culicoides</i> Latreille (Diptera: Ceratopogonidae) in the area of the Yacyretá dam lake between Argentina and Paraguay
Artigo
Artigo
Ronderos, María Marcela et al · SEDICI UNLP · 2003
The Culicoides communities have been analyzed between 1993/1998 in the area influenced by the Yacyretá Dam Lake (Paraná River, Argentina-Paraguay). Adults of Culicoides were collected monthly by using CDC light traps e...
Idioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
First record of Coptera haywardi Loiácono (Hymenoptera: Diapriidae) as a parasitoid of fruit-infesting Tephritidae (Diptera) in Brazil
Artigo
Artigo
Aguiar Menezes, Elen L. et al · SEDICI UNLP · 2003
This study reports the first occurrence of Coptera haywardi Loiácono as a pupal parasitoid of fruit-infesting Tephritidae in Brazil. We reared this diapriid from fruits of Eugenia uniflora (Surinam cherry) infested by A...
Idioma Español
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Interrelationship between ectoparasites and wild rodents from northeastern Buenos Aires province, Argentina
Artigo
Artigo
Nava, Santiago et al · SEDICI UNLP · 2003
Infestation parameters and indices of mites, ticks and fleas associated with wild rodents from northeastern Buenos Aires Province, Argentina, were studied. Host species similarity was also analyzed in relation to their e...
Idioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Mortality in immatures of the floodwater mosquito <i>Ochlerotatus albifasciatus</i> (Diptera: Culicidae) and effects of parasitism by <i>Strelkovimermis spiculatus</i> (Nematoda: Mermithidae) in Buenos Aires Province, Argentina
Artigo
Artigo
Campos, Raúl E. et al · SEDICI UNLP · 2003
Life tables were constructed for six cohorts of immature stages of the floodwater mosquito Ochlerotatus albifasciatus (Macquart) in a park in Buenos Aires, highlighting the mortality attributable to the parasitic nematod...
Idioma Inglés
El enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Mortes súbitas em bovinos associadas à carência de cobre
Artigo
Artigo
Marques, Ana Paula et al · SEDICI UNLP · 2003
An outbreak of sudden death was observed in cattle in southern Brazil. No significant gross or microscopic lesions were found in 10 cattle at post-mortem examination. To test if the sudden deaths were caused by a toxic p...
Idioma Portugués
El enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Oviposition activity and seasonal pattern of a population of Aedes (Stegomyia) aegypti (L.) (Diptera: Culicidae) in subtropical Argentina
Artigo
Artigo
Micieli, María Victoria et al · SEDICI UNLP · 2003
Monthly oviposition activity and the seasonal density pattern of Aedes aegypti were studied using larvitraps and ovitraps during a research carried out by the Public Health Ministry of Salta Province, in Tartagal, Aguara...
Idioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Phlebotominae sand flies in Paraguay : Abundance distribution in the Southeastern region
Artigo
Artigo
Salomón, Oscar D. et al · SEDICI UNLP · 2003
From September 1993 to August 2001, 7,190 phlebotomine were collected with CDC light trap in an endemic area for human leishmaniasis, in the departments of Misiones and Itapúa, Paraguay. Eleven species were identified: ...
Idioma Español
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Reduction of chromium (VI) by the indirect action of Thiobacillus thioparus
Artigo
Artigo
Donati, Edgardo Rubén et al · SEDICI UNLP · 2003
The microbial reduction of chromium(VI) to chromium(III) has been one of the most widely studied forms of metal bioremediation. Recently, we have found that Thiobacillus ferrooxidans and Thiobacillus thiooxidans, growing...
Idioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Revision of the genus Beatogordius (Gordiida, Nematomorpha) : II. South American species with description of two new species
Artigo
Artigo
Villalobos, Leonor Cristina de et al · SEDICI UNLP · 2003
Seven species of Beatogordius (Nematomorpha) have been reported from South America. A reinvestigation could not reproduce a number of determinations indicated in the literature. B. deshayesi has been a misinterpretation ...
Idioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Solvent and substituent effects on the thermolysis of antimalarial fluorophenyl substituted 1,2.4-trioxanes
Artigo
Artigo
Cafferata, Lázaro F. R. et al · SEDICI UNLP · 2003
The kinetics and mechanism of the thermal decomposition reaction of cis-6-(4-fluoropheny1)-5,6-[2-(4-fluorophenyl)-propylidene]-3, 3-tetramethylene-1,2,4-trioxacyclo-hexane (I) were investigated separately in n-hexane an...
Idioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Structure-toxicity relationships for aliphatic compounds based on Correlation Weighting of Local Graph Invariants
Artigo
Artigo
Toropov, Andrey A. et al · SEDICI UNLP · 2003
Quantitative Structure-Activity Relationships based on molecular descriptors calculated with Correlation Weights of Local Graph Invariants were developed to model the toxicity of aliphatic compounds to the 50% population...
Idioma Inglés
El enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
The subgenus Scaptia (Lepmia) fairchild: redescription of females and description of a male (Diptera: Tabanidae: Pangoniinae)
Artigo
Artigo
Coscarón, Sixto et al · SEDICI UNLP · 2003
The subgenus Scaptia (Lepmia) Fairchild, known only from mountanous areas of Southeast of Brazil, is redescribed and illustrated. It is contrasted with similar species of Scaptia (Pseudoscione). It is more similar to the...
Idioma Inglés
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Theoretical study on the interaction of o-tetrafluorophenylene mercury with ethylene and acetylene
Artigo
Artigo
Castro, Eduardo A · SEDICI UNLP · 2003
The results of a theoretical study on the interaction of o-tetrafluorophenylene mercury with ethylene and acetylene are reported. The AM1 molecular orbital semiempirical method is applied through a complete optimization ...
Idioma Inglés
El enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Thermal behavior of myofibrillar proteins from the adductor muscles of scallops : A differential scanning calorimetric study (DSC)
Artigo
Artigo
Paredi, María Élida et al · SEDICI UNLP · 2003
Muscles and different proteins obtained from scallops (Chlamys tehuelchus and Zygochlamys patagonica) were analyzed. In both species of scallop, the thermograms of striated and smooth muscles showed two endothermic trans...
Idioma Español
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Tyrosine hydroxylase activity in the endocrine pancreas: changes induced by short-term dietary manipulation
Artigo
Artigo
Borelli, María Inés et al · SEDICI UNLP · 2003
Background: Tyrosine hydroxylase (TH) activity and its possible participation in the control of insulin secretion were studied in pancreatic islets of adult Wistar rats fed a standard commercial diet (SD) or carbohydrate...
Idioma Español
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Variations in the lipid profile of patients with chronic renal failure treated with pyridoxine
Artigo
Artigo
Tacconi de Gómez Dumm, Irma Nelva et al · SEDICI UNLP · 2003
Background: Hyperhomocysteinemia and lipid abnormalities are commonly found in patients with chronic renal failure; both are recognized as risk factors for atherosclerosis. The homocysteine-lowering effect of pyridoxine ...
Idioma Inglés
El enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
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