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Acceso al texto completo restringido a Biblioteca INIA Tacuarembó. Por información adicional contacte bibliotb@tb.inia.org.uy.
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Biblioteca (s) :  INIA Tacuarembó.
Fecha :  30/10/2014
Actualizado :  26/09/2019
Tipo de producción científica :  Trabajos en Congresos/Conferencias
Autor :  MARTÍNEZ, G.; GOMEZ, D.; CENTURION, C.; REYNA, R.; GONZALEZ, A.; AMARAL, L.; REGUSCI, A.
Afiliación :  GONZALO ANIBAL MARTINEZ CROSA, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; DEMIAN FERNANDO GOMEZ DAMIANO, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; CENTURION, UPM-Forestal Oriental, Uruguay; ROSSANA REYNA, UPM-Forestal Oriental, Uruguay; ALEJANDRO GONZALEZ, Montes del Plata, Uruguay; LAURA AMARAL, Montes del Plata, Uruguay.
Título :  Seasonal dynamics of the bronze bug (Thaumastocoris peregrinus) on Eucalyptus spp. plantations after 4 years of monitoring.
Fecha de publicación :  2014
Fuente / Imprenta :  The International Forestry Review, 2014, v. 16, no. 5. IUFRO WORLD CONGRESS, 24.; 2014, 5-11 October, Salt Lake City, US. Sustaining Forests, Sustaining People: The role of research. Abstracts. Salt Lake City: IUFRO, 2014
Páginas :  p. 485
Idioma :  Inglés
Contenido :  The bronze bug is a major pest of Eucalyptus tree plantations worldwide. The fi rst outbreak of this species in Uruguay was reported in summer 2008. Soon after that, a monitoring network was installed throughout the country by using yellow rectangular sticky traps (10 cm × 12.5 cm) attached to a tree trunk at 1.80 m and replaced monthly. Five to nine traps were established in more than forty monitoring stations on forestry plantations covering different ages, densities, and Eucalyptus species. Here results are shown for 4 years of monitoring in two permanent monitoring stations. Captures start to increase by the end of October, reaching a peak in late summer (March–April) and then decrease to almost disappear by July–September. This seasonality is consistent with temperature, although peaks differ slightly among Eucalyptus species. Eucalyptus benthamii presented earlier and higher captures than the extensively planted species E. grandis and E. dunnii. Local rainfall during summer also affected abundance of the bronze bug. The authors discuss the implications of these fi nding for the development of an integrated management strategy for the bronze bug.
Thesagro :  CONTROL BI0LOGICO; EUCALYPTUS; PLAGAS FORESTALES.
Asunto categoría :  H10 Plagas de las plantas
Marc :  Presentar Marc Completo
Registro original :  INIA Tacuarembó (TBO)
Biblioteca Identificación Origen Tipo / Formato Clasificación Cutter Registro Volumen Estado
TBO100266 - 1PXIPC - DD

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Acceso al texto completo restringido a Biblioteca INIA La Estanzuela. Por información adicional contacte bib_le@inia.org.uy.
Registro completo
Biblioteca (s) :  INIA La Estanzuela.
Fecha actual :  21/02/2014
Actualizado :  30/10/2019
Tipo de producción científica :  Artículos en Revistas Indexadas Internacionales
Circulación / Nivel :  B - 5
Autor :  MORON, A.; GARCIA, A.; SAWCHIK, J.; COZZOLINO, D.
Afiliación :  DAVID ALEJANDRO MORON YACOEL, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; ADRIANA GARCIA LAMOTHE, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; JORGE SAWCHIK PINTOS, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; DANIEL COZZOLINO GÓMEZ, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay.
Título :  Preliminary study on the use of near-infrared reflectance spectroscopy to assess nitrogen content of undried wheat plants.
Fecha de publicación :  2007
Fuente / Imprenta :  Journal of the Science of Food and Agriculture, 15 January 2007, Volume 87, Issue 1, Pages 147-152.
DOI :  10.1002/jsfa.2691
Idioma :  Inglés
Notas :  Article history:Received 11 August 2005/ Revised version received 16 January 2006/ Accepted 16 August 2006.
Contenido :  Abstract: Near-infrared reflectance (NIR) spectroscopy combined with chemometrics was used to assess nitrogen (N) and dry matter content (DM) and chlorophyll in whole-wheat plant (Triticum aestivum L). Whole-wheat plant samples (n = 245) were analysed by reference method and by visible and NIR spectroscopy, in fresh (n = 182) and dry (n = 63) presentations, respectively. Calibration equations were developed using partial least squares (PLS) and validated using full cross-validation (leave-one-out method). Coefficient of determination in calibration (R2CAL) and the standard error of cross-validation (SECV) for N content in fresh sample presentation, after second derivative, were 0.89 (SECV: 0.64%), 0.86 (SECV: 0.66%) and 0.82 (SECV: 0.74%) using the visible + NIR, NIR and visible wavelength regions, respectively. Dry sample presentation gave better R2 CAL and SECV for N compared with fresh presentation (R2 CAL > 0.90, SECV <0.20%) using visible + NIR. The results demonstrated that NIR is a suitable method to assess N concentration in wheat plant using fresh samples (unground and undried).
Palabras claves :  DRY MATTER; FORRAJE NO SECO; MATERIA SECA; NEAR-INFRARED SPECTROSCOPY; NITROGEN; PARTIAL LEAST SQUARES; UNDRIED FORAGE; WHEAT.
Thesagro :  NIRS; TRIGO.
Asunto categoría :  F01 Cultivo
Marc :  Presentar Marc Completo
Registro original :  INIA La Estanzuela (LE)
Biblioteca Identificación Origen Tipo / Formato Clasificación Cutter Registro Volumen Estado
LE49576 - 1INIAP - PPPP/J. Sci Food Agri/2007
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