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Irrigation requirements and transpiration coupling to the atmosphere of a citrus orchard. Author(s): MARIN, F. R.; ANGELOCCI, L. R. Crop evapotranspiration (ETc) was measured as evaporative heat flux from an irrigated acid lime orchard (Citrus latifolia Tanaka) using the aerodynamic method. Crop transpiration (T) was determined by... ... Repository: BDPA Publication year: 2011
Nitrogen sufficiency index for estimating nitrogen fertilizer requirement of irrigated rice. Author(s): SANTOS, A. B. dos; SILVA, M. A. S. da; SILVEIRA, P. M. da; CARVALHO, G. D.; STONE, L. F. The proper nitrogen management is required to achieve high irrigated rice yield. This study aimed to determine the rice response to nitrogen topdressing doses and calibrate the chlorophyll meter readi... ... Repository: BDPA Publication year: 2019
Requirement of supplemental irrigation for dry season common bean in Goiás. Author(s): HEINEMANN, A. B.; STONE, L. F. Common bean crop is grown in Goiás state in three crop seasons, "wet?, ?dry?, and autumn/winter. In "dry" crop season, common bean yield is lower and it can be attributed in large part to the water de... ... Repository: BDPA Publication year: 2015
Temporal variability of the water requirement and productivity for irrigated maize crop. Author(s): ANDRADE, C. de L. T. de; AMARAL, T. A.; ALVES, M. E. B.; SILVA, D. F. There is a worldwide effort to produce food with less water consumption, due to scarcity trend of this resource. The study aimed to evaluate water productivity, simulated by the decision support model... ... Repository: BDPA Publication year: 2011
Climate change and irrigation water requirement at Jaguaribe river basin, semi-arid northeast of Brazil. Author(s): GONDIM, R.; CASTRO, M. A.; MAIA, A.; EVANGELISTA, S. Summary: Climate change has a potential to impact rainfall, temperature and air humidity, which have relation to plant evapotranspiration and crop water requirement. The purpose of this research is to... ... Repository: BDPA Publication year: 2009
Irrigation water requirement for grapevines using two reference evapotranspitarion methods. Author(s): CONCEIÇÃO, M. A. F. The Northwest of São Paulo State, Brazil, is an important table grape producing area. There is a low rainfall period (April to October) in the region which coincides with the crop production cycle, ma... ... Repository: BDPA Publication year: 2009
Climate change and irrigation water requirement at Jaguaribe river basin, semi-arid northeast of Brazil. Author(s): GONDIM, R. S.; CASTRO, M. A. H. de; MAIA, A. de H. N.; EVANGELISTA, S. R. de M. Repository: BDPA Publication year: 2009
Sensibilidade da demanda de água para irrigação a mudanças climáticas e fatores operacionais dos sistemas de produção. Author(s): MAIA, A. de H. N.; GONDIM, R. S.; CASTRO, M. A. H. de Resumo: O objetivo deste trabalho foi avaliar a sensibilidade da demanda de água para irrigação numa sub-região da bacia do Rio Jaguaribe, no Estado do Ceará, a variáveis climáticas e fatores operacio... ... Repository: BDPA Publication year: 2016
Método do tanque Classe A para irrigação da soja, cultivar Sambaíba, no Cerrado. Author(s): GUERRA, A. F.; ROCHA, O. C.; RODRIGUES, G. C.; SOUZA, P. I. de M. de ABSTRACT: Efficient use of water resources is the key to guarantee suply for future human consumption and irrigation. In the irrigated areas of the Cerrado region pressurized irrigation systems allow... ... Repository: BDPA Publication year: 2005
Onion response to irrigation criteria for two varieties at two plant populations. Author(s): PINTO, J. M.; SHOCK, C. C.; FEIBERT, E. B. G.; SAUNDERS, L. D. Past research at the Malheur Experiment Station demonstrated the sensitivity of onion yield and grade to soil water tension (SWT) (Shock et al. 2000). The ideal SWT for initiating irrigations for drip... ... Repository: BDPA Publication year: 2014

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