Search Results - "Coelho, Rubens D."

Regulated deficit irrigation benefits the production of container-grown citrus nursery trees by Girardi, Eduardo A., Brandão, Andréa D., Coelho, Rubens D., do Couto, Hilton T. Z., Buckeridge, Marcos S., Mourão Filho, Francisco de Assis A.

“…Key message Withholding irrigation at − 15 to − 25 kPa water potential significantly saved water with minimal changes in plant growth, water relations, and…”
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PHYSIOLOGICAL RESPONSES OF COFFEE TREE UNDER DIFFERENT IRRIGATION LEVELS by Costa, Jéfferson de O., Coelho, Rubens D., Barros, Timóteo H. da S., Fraga Júnior, Eusímio F., Fernandes, André L. T.

“…ABSTRACT The plant water potential and the leaf temperature are physiological responses of the coffee tree that can be used as indicative of the irrigation…”
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METHODOLOGY FOR DIMENSIONING OF A CENTER PIVOT IRRIGATION SYSTEM OPERATING WITH DRIPPER TYPE EMITTER by Almeida, Alex N. de, Coelho, Rubens D., Costa, Jéfferson de O., Farías, Asdrúbal J.

“…In Brazil, the conventional center pivot is widely used for irrigation of agricultural crops and its use has grown continuously. However, when improperly…”
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WATER RELATIONS AT THE INITIAL SUGARCANE GROWTH PHASE UNDER VARIABLE WATER DEFICIT by Mauri, Robson, Coelho, Rubens D., Fraga Junior, Eusímio F., Barbosa, Fernando Da S., Leal, Daniel P. V.

“…ABSTRACT This study aimed to quantify water deficit levels that compromise sugarcane initial growth exposed to different availability soil depths. The…”
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Entupimento de tubos gotejadores convencionais com aplicação de cloreto de potássio (branco e vermelho) via duas qualidades de água by Ribeiro, Pabblo A. de A(USP ESALQ Departamento de Engenharia de Biossistemas), Coelho, Rubens D(USP ESALQ Departamento de Engenharia de Biossistemas), Teixeira, Marconi B(Instituto Federal Goiano)

“…Neste trabalho, buscou-se avaliar a suscetibilidade de modelos de tubos gotejadores ao entupimento, quando expostos ao uso de cloreto de potássio (branco e…”
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Comparative study of energy costs in irrigation according to the new brazilian electricity tariff model by ALMEIDA, ALEX N. DE, COELHO, RUBENS D., FARÍAS, ASDRÚBAL J., MONTEIRO, RODRIGO O. C., COSTA, JÉFFERSON DE O.

“…ABSTRACT The tariff flags on Brazil came into force in January 2015, applied to all electrical distribution agents of the national interconnected system (SIN)…”
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Drought resistance of sugar-cane crop for different levels of water availability in the soil by Barbosa, Fernando da S., Coelho, Rubens D., Maschio, Rafael, Lima, Carlos J. G. de S., Silva, Everaldo M. da

“…Soil water availability is the main cause of reduced productivity, and the early development period most sensitive to water deficit. This study aimed to…”
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Coeficiente de descarga em emissores de pivô central by Renato M. da Silva, Rubens D. Coelho, Lucas do A. Faria, Rafael Maschio

“…Este trabalho foi desenvolvido com o objetivo de determinar, em condições laboratoriais, o coeficiente de descarga (Cd) dos emissores fixos tipo “spray”…”
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Influence of deficit irrigation on accumulation and partitioning of sugarcane biomass under drip irrigation in commercial varieties by Santos, Lucas C., Coelho, Rubens D., Barbosa, Fernando S., Leal, Daniel P.V., Fraga Júnior, Eusímio F., Barros, Timóteo H.S., Lizcano, Jonathan V., Ribeiro, Nathália L.

“…•The phenotypic plasticity of sugarcane cultivars was evaluated under contrasting soil water conditions.•Partitioning of photoassimilates in sugarcane is not…”
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Coeficiente de descarga em emissores de pivô central by Silva, Renato M. da, Coelho, Rubens D., Faria, Lucas do A., Maschio, Rafael

“…Este trabalho foi desenvolvido com o objetivo de determinar, em condições laboratoriais, o coeficiente de descarga (Cd) dos emissores fixos tipo “spray”…”
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Economic optimization method to design telescope irrigation of multiples outlets Otimização econômica de condutos telescópicos com múltiplas saídas by Marinaldo F. Pinto, Antonio P. de Camargo, Rubens D. Coelho

“…In this study is presented an economic optimization method to design telescope irrigation laterals (multidiameter) with regular spaced outlets. The proposed…”
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Estimation of transpiration of the 'Valencia' orange young plant using thermal dissipation probe method Método de dissipação térmica para a estimativa da transpiração de plantas jovens de laranjeira 'Valência' by Rubens D. Coelho, Lucas M. Vellame, Eusímio F. Fraga Júnior

“…Most studies on measures of transpiration of plants, especially woody fruit, relies on methods of heat supply in the trunk. This study aimed to calibrate the…”
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Estimation of transpiration of the 'Valencia' orange young plant using thermal dissipation probe method by Coelho, Rubens D., Vellame, Lucas M., Fraga Júnior, Eusímio F.

“…Most studies on measures of transpiration of plants, especially woody fruit, relies on methods of heat supply in the trunk. This study aimed to calibrate the…”
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Economic viability of retrofiting emitters in center pivot irrigation systems by Zolin, Cornélio A., Coelho, Rubens D., Paulino, Janaina, Folegatti, Marcos V.

“…Although several studies have been conducted to evaluate the uniformity of water application under center pivot irrigation systems, there are few studies…”
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Spatial variability of leaf nutrient contents in a drip irrigated citrus orchard by Armindo, Robson A., Coelho, Rubens D., Teixeira, Marconi B., Ribeiro Junior, Paulo J.

“…This study aimed to evaluate the spatial variability of leaf content of macro and micronutrients. The citrus plants orchard with 5 years of age, planted at…”
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Economic optimization method to design telescope irrigation of multiples outlets by Pinto, Marinaldo F., Camargo, Antonio P. de, Coelho, Rubens D.

“…In this study is presented an economic optimization method to design telescope irrigation laterals (multidiameter) with regular spaced outlets. The proposed…”
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Economic viability of retrofiting emitters in center pivot irrigation systems Viabilidade econômica da troca de emissores em sistemas de irrigação tipo pivô central by Cornélio A. Zolin, Rubens D. Coelho, Janaina Paulino, Marcos V. Folegatti

“…Although several studies have been conducted to evaluate the uniformity of water application under center pivot irrigation systems, there are few studies…”
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Spatial variability of leaf nutrient contents in a drip irrigated citrus orchard Variabilidade espacial dos teores foliares de nutrientes em um pomar de citros sob irrigação localizada by Robson A. Armindo, Rubens D. Coelho, Marconi B. Teixeira, Paulo J. Ribeiro Junior

“…This study aimed to evaluate the spatial variability of leaf content of macro and micronutrients. The citrus plants orchard with 5 years of age, planted at…”
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Obstruction of drippers as a result of application of moisturized whitewash in irrigation water Obstrução de gotejadores resultante da aplicação de cal hidratada na água de irrigação by Cícero R. A. Barboza Júnior, João A. Lelis Neto, Marcelo P. Hartwig, Allan C. Barros, Rubens D. Coelho

“…Plug dynamics of non compensate drip tubes were evaluated, by the precipitation of moisturized whitewash [Ca(OH)2], which is used in the fertigation for the…”
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Entupimento de tubos gotejadores convencionais com aplicação de cloreto de potássio (branco e vermelho) via duas qualidades de água by Ribeiro, Pabblo A. de A, Coelho, Rubens D, Teixeira, Marconi B

“…Neste trabalho, buscou-se avaliar a suscetibilidade de modelos de tubos gotejadores ao entupimento, quando expostos ao uso de cloreto de potássio (branco e…”
Get full text