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Registro completo
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Biblioteca (s) : |
INIA Tacuarembó. |
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Fecha : |
22/09/2016 |
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Actualizado : |
22/09/2016 |
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Tipo de producción científica : |
Abstracts/Resúmenes |
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Autor : |
CARRACELAS, G.; MARCHESI, C.; LAVECCHIA, A. |
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Afiliación : |
JULIO GONZALO CARRACELAS GARRIDO, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; CLAUDIA ELIZABETH MARCHESI GYERMAN, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; ANDRES PASCUAL LAVECCHIA GONZALEZ, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay. |
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Título : |
Water productivity, irrigation management, and sytematization for rice farming systems in cental region of Uruguay. [Resumen de poster]. |
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Fecha de publicación : |
2016 |
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Fuente / Imprenta : |
ln: Encuentro de Investigadores de la Región Noreste: Cerro Largo-Rivera-Tacuarembó, 1., 12 de agosto de 2016, Campus Interinstitucional de Tacuarembó, Tacuarembó. Libro de Resúmenes. Tacuarembó: UDELAR; INIA, 2016. |
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Páginas : |
p. 53 |
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Idioma : |
Inglés |
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Contenido : |
A high proportion of rice farming irrigation in the Central Region of Uruguay is done with water stored in dams. Maximizing water productivity is important as savings in water inputs would reduce pumping irrigation costs, increase rice area planted and allows to allocate water to irrigate other crops in a rotation. The aim of the experiment is to determine irrigation management practices and systematization techniques that increase Water Productivity. This paper includes results of the joint analysis of three seasons (2012-2013-2014). A split plot experimental design trial was conducted in the Experimental Unit located in Tacuarembó (32.11S, 55.10W).
Treatments included two types of systematization with different vertical interval between levees (big plots): I. Conventional (VI-8cm) and II. Alternative (VI-4cm), and three irrigation management practices (small plots): 1. Continuous (C), 2. Intermittent until panicle initiation (IP), and 3. Intermittent during all crop cycle (I). In C a water layer of 10cm is maintained after flooding throughout all the crop cycle. In IP and I the water layer is re-established when the soil is still saturated. Rainfall was above the historical average throughout the crop cycle, 738 mm. Crop was direct drilled on 10th October with 160 kg seed/ha with cultivar INIA Olimar (Indica).
Basal fertilization was 160 kg ha-1 of 19-19-19 (NPK) and Urea was 100 kg ha-1 fractionated at tillering and panicle initiation. Intermittent irrigation (IP and I) in low-infiltration rate soils (planosols) allowed for significant water savings input (35% or 2798 m3 water/ha) without reducing rice grain yield (average = 7713 kg rice/ha) but affecting negatively industrial quality compared to Continuous irrigation (C) (P<0.05). Water productivity considering only irrigated water were: 0.99(c), 1.31(b), 2.00(a) kg grain/m3 water for C, IP and I respectively (P< 0.05). There was no significant effect of systematization in any of the parameters evaluated (P< 0.05). MenosA high proportion of rice farming irrigation in the Central Region of Uruguay is done with water stored in dams. Maximizing water productivity is important as savings in water inputs would reduce pumping irrigation costs, increase rice area planted and allows to allocate water to irrigate other crops in a rotation. The aim of the experiment is to determine irrigation management practices and systematization techniques that increase Water Productivity. This paper includes results of the joint analysis of three seasons (2012-2013-2014). A split plot experimental design trial was conducted in the Experimental Unit located in Tacuarembó (32.11S, 55.10W).
Treatments included two types of systematization with different vertical interval between levees (big plots): I. Conventional (VI-8cm) and II. Alternative (VI-4cm), and three irrigation management practices (small plots): 1. Continuous (C), 2. Intermittent until panicle initiation (IP), and 3. Intermittent during all crop cycle (I). In C a water layer of 10cm is maintained after flooding throughout all the crop cycle. In IP and I the water layer is re-established when the soil is still saturated. Rainfall was above the historical average throughout the crop cycle, 738 mm. Crop was direct drilled on 10th October with 160 kg seed/ha with cultivar INIA Olimar (Indica).
Basal fertilization was 160 kg ha-1 of 19-19-19 (NPK) and Urea was 100 kg ha-1 fractionated at tillering and panicle initiation. Intermittent irrigation (IP and I) i... Presentar Todo |
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Palabras claves : |
IRRIGATION; RICE; SYSTEMATIZATION; WATER PRODUCTIVITY. |
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Thesagro : |
ARROZ. |
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Asunto categoría : |
F01 Cultivo |
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URL : |
http://www.ainfo.inia.uy/digital/bitstream/item/6093/1/pagina-53.pdf
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Marc : |
LEADER 02827naa a2200217 a 4500
001 1055717
005 2016-09-22
008 2016 bl uuuu u00u1 u #d
100 1 $aCARRACELAS, G.
245 $aWater productivity, irrigation management, and sytematization for rice farming systems in cental region of Uruguay. [Resumen de poster].$h[electronic resource]
260 $c2016
300 $ap. 53
520 $aA high proportion of rice farming irrigation in the Central Region of Uruguay is done with water stored in dams. Maximizing water productivity is important as savings in water inputs would reduce pumping irrigation costs, increase rice area planted and allows to allocate water to irrigate other crops in a rotation. The aim of the experiment is to determine irrigation management practices and systematization techniques that increase Water Productivity. This paper includes results of the joint analysis of three seasons (2012-2013-2014). A split plot experimental design trial was conducted in the Experimental Unit located in Tacuarembó (32.11S, 55.10W). Treatments included two types of systematization with different vertical interval between levees (big plots): I. Conventional (VI-8cm) and II. Alternative (VI-4cm), and three irrigation management practices (small plots): 1. Continuous (C), 2. Intermittent until panicle initiation (IP), and 3. Intermittent during all crop cycle (I). In C a water layer of 10cm is maintained after flooding throughout all the crop cycle. In IP and I the water layer is re-established when the soil is still saturated. Rainfall was above the historical average throughout the crop cycle, 738 mm. Crop was direct drilled on 10th October with 160 kg seed/ha with cultivar INIA Olimar (Indica). Basal fertilization was 160 kg ha-1 of 19-19-19 (NPK) and Urea was 100 kg ha-1 fractionated at tillering and panicle initiation. Intermittent irrigation (IP and I) in low-infiltration rate soils (planosols) allowed for significant water savings input (35% or 2798 m3 water/ha) without reducing rice grain yield (average = 7713 kg rice/ha) but affecting negatively industrial quality compared to Continuous irrigation (C) (P<0.05). Water productivity considering only irrigated water were: 0.99(c), 1.31(b), 2.00(a) kg grain/m3 water for C, IP and I respectively (P< 0.05). There was no significant effect of systematization in any of the parameters evaluated (P< 0.05).
650 $aARROZ
653 $aIRRIGATION
653 $aRICE
653 $aSYSTEMATIZATION
653 $aWATER PRODUCTIVITY
700 1 $aMARCHESI, C.
700 1 $aLAVECCHIA, A.
773 $tln: Encuentro de Investigadores de la Región Noreste: Cerro Largo-Rivera-Tacuarembó, 1., 12 de agosto de 2016, Campus Interinstitucional de Tacuarembó, Tacuarembó. Libro de Resúmenes. Tacuarembó: UDELAR; INIA, 2016.
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Registro original : |
INIA Tacuarembó (TBO) |
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Registro completo
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Biblioteca (s) : |
INIA Tacuarembó. |
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Fecha actual : |
21/02/2014 |
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Actualizado : |
27/09/2019 |
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Tipo de producción científica : |
Artículos en Revistas Indexadas Nacionales |
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Circulación / Nivel : |
Nacional - -- |
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Autor : |
RESQUÍN, F.; FARINA, I.; RACHID, C.; RAVA, A.; DOLDAN, J. |
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Afiliación : |
JOSE FERNANDO RESQUIN PEREZ, INIA (Instituto Nacional de Investigación Agropecuaria), Uruguay; NATALIA LEILA FARINA FLORES, Instituto Nacional de Investigación Agropecuaria (INIA), Uruguay; ANA CECILIA RACHID CASNATI, Instituto Nacional de Investigación Agropecuaria (INIA), Uruguay. |
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Título : |
Influencia de la edad de corte en el pulpeo de Eucalyptus globulus plantado en Uruguay. [Influence of Harvest Age on Kraft Pulp Production for Eucalyptus globulus
planted in Uruguay]. |
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Fecha de publicación : |
2012 |
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Fuente / Imprenta : |
Agrociencia, 2012, v. 16, no. 2, p. 27-38 |
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ISSN : |
1510-0839 |
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Idioma : |
Español |
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Notas : |
Article history: Recibido: 5/10/11; Aceptado: 2/7/12 |
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Contenido : |
Se evaluaron dos materiales genéticos de E.globulus (Jeeralang y Chivilingo) en las zonas litoral y sureste del Uruguay, cada uno con dos turnos de cosecha. En cada turno se evaluó el crecimiento, la productividad de celulosa y las propiedades de las fibras. Las edades de cosecha variaron de 6,6 años a 10,7 años y el período entre evaluaciones fue de aproximadamente dos años. En general se obtiene una mejora en las propiedades pulpables, en la eficiencia productiva de convertir madera en celulosa y de las propiedades de las fibras al aumentar la edad de cosecha. // Genetic materials of two E. globulus provenances (Jeeralang and Chivilingo) grown in western litoral and southeastern areasin Uruguay, with two shifts each harvest were evaluated. For each shift growth, cellulose productivity, and properties of cellulose
fibers were evaluated. Age at harvest ranged from 6.6 to 10.7 years, and the period between assessments was approximately two years. In general results indicate an improvement in pulping properties, in the productive efficiency of transforming wood into pulp, and in fiber properties, with an increasing age of harvest. |
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Palabras claves : |
FIBERS; HARVESTING AGE; PULPING. |
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Thesagro : |
EUCALYPTUS; EUCALYPTUS GLOBULUS; FIBRAS; URUGUAY. |
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Asunto categoría : |
K10 Producción forestal |
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URL : |
http://www.ainfo.inia.uy/digital/bitstream/item/3112/1/CDocuments-and-SettingsachiacchioMis-documentosA-BIBLIOTECA-INIA-TACUAREMBO-TODOARTICULOS-TECNICOS-INIA-EN-REVISTAS-ARBITRADASAgrociencia2012.pdf
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Marc : |
LEADER 01990naa a2200277 a 4500
001 1027706
005 2019-09-27
008 2012 bl uuuu u00u1 u #d
022 $a1510-0839
100 1 $aRESQUÍN, F.
245 $aInfluencia de la edad de corte en el pulpeo de Eucalyptus globulus plantado en Uruguay. [Influence of Harvest Age on Kraft Pulp Production for Eucalyptus globulus planted in Uruguay].
260 $c2012
500 $aArticle history: Recibido: 5/10/11; Aceptado: 2/7/12
520 $aSe evaluaron dos materiales genéticos de E.globulus (Jeeralang y Chivilingo) en las zonas litoral y sureste del Uruguay, cada uno con dos turnos de cosecha. En cada turno se evaluó el crecimiento, la productividad de celulosa y las propiedades de las fibras. Las edades de cosecha variaron de 6,6 años a 10,7 años y el período entre evaluaciones fue de aproximadamente dos años. En general se obtiene una mejora en las propiedades pulpables, en la eficiencia productiva de convertir madera en celulosa y de las propiedades de las fibras al aumentar la edad de cosecha. // Genetic materials of two E. globulus provenances (Jeeralang and Chivilingo) grown in western litoral and southeastern areasin Uruguay, with two shifts each harvest were evaluated. For each shift growth, cellulose productivity, and properties of cellulose fibers were evaluated. Age at harvest ranged from 6.6 to 10.7 years, and the period between assessments was approximately two years. In general results indicate an improvement in pulping properties, in the productive efficiency of transforming wood into pulp, and in fiber properties, with an increasing age of harvest.
650 $aEUCALYPTUS
650 $aEUCALYPTUS GLOBULUS
650 $aFIBRAS
650 $aURUGUAY
653 $aFIBERS
653 $aHARVESTING AGE
653 $aPULPING
700 1 $aFARINA, I.
700 1 $aRACHID, C.
700 1 $aRAVA, A.
700 1 $aDOLDAN, J.
773 $tAgrociencia, 2012$gv. 16, no. 2, p. 27-38
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