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Use of SPAD index in elephant grass pre-breeding. Author(s): OLIVEIRA, P. S. d'; SUZUKI, L. S.; CARNEIRO, J. da C.; MACHADO, J. C.; PRATES, J. F.; ROCHA, J. R. do A. S. de C. The SPAD-502 (Soil Plant Analysis Development) chlorophyll meter is a simple diagnostic tool that instantly measures the chlorophyll content of plant leaves without damaging the leaf blade. This study... ... Repository: BDPA Publication year: 2020
Spad index for diagnosis of nitrogen status in 'Esmeralda' peach. Author(s): BENATI, J. A.; NAVA, G.; MAYER, N. A. O objetivo do presente trabalho foi avaliar a viabilidade técnica do índice SPAD no diagnóstico do estado de N em pessegueiros cv. Esmeralda. O experimento, com cinco níveis de N aplicado no solo (0;... ... Repository: BDPA Publication year: 2021
Variability and genetic parameters of chlorophyll content in forage peanut genotypes using the SPAD index. Author(s): SANTOS, C. F.; ASSIS, G. M. L. de; BEBER, P. M.; MIQUELONI, D. P.; CLEMENCIO, R. de M.; SILVA, R. S. da This study aimed to verify the existence of variability and to estimate genetic parameters for chlorophyll content in forage peanut genotypes. Repository: BDPA Publication year: 2016
Graft incompatibility in Prunus spp. preceded by SPAD index reduction. Author(s): NEVES, T. R. das; MAYER, N. A.; UENO, B. Repository: BDPA Publication year: 2017
Crude protein content of Brachiaria brizantha cv. BRS Piatã in integrated crop-livestock-forest system and its relationship with the SPAD index. Author(s): SANTOS, V. A. C. dos; ALMEIDA, R. G. de; GAMARRA, E. L. Repository: BDPA Publication year: 2015
Use of Conyza canadensis L. extracts as biostimulant in Cyclamen persicum Mill. Author(s): BATISTA, E. R.; MAY, A.; PROCOPIO, S. de O.; ASSALIN, M. R.; QUEVEDO, H. D.; BINHARDI, N.; QUEIROZ, S. C. do N. de Abstract: Cyclamen (Cyclamen persicum Mill.) is an ornamental plant that is highly susceptible to pathogens, requiring high amounts of phytosanitary products. Therefore, the development of more sustai... ... Repository: BDPA Publication year: 2024
Use of the SPAD-502 in estimating nitrogen content in leaves and grape yield in grapevines in soils with different texture. Author(s): BRUNETTO, G.; TRENTIN, G.; CERETTA, C. A.; GIROTTO, E.; LORENSINI, F.; MIOTTO, A.; MOSER, G. R. Z.; MELO, G. W. de Repository: BDPA Publication year: 2012
Spectral reflectance for growth and yield assessment of irrigated cotton. Author(s): BRANDAO, Z. N.; SOFIATTI, V.; BEZERRA, J. R. C.; FERREIRA, G. B.; MEDEIROS, J. C. The canopy reflectance using ground-based sensors has the potential to provide information on crop nitrogen content. The objective of this study was to determine relationships between canopy spectral... ... Repository: BDPA Publication year: 2015
Quão efetivo é o uso do clorofilômetro no dimensionamento da adubação nitrogenada em cobertura para o milho. Author(s): RESENDE, A. V. de; HURTADO, S. M. C.; SILVA, C. A.; CORAZZA, E. J.; SHIRATSUCHI, L. S. Repository: BDPA Publication year: 2009
Uso do SPAD para monitoramento da atividade fotossintética de Brachiaria brizantha cv. Marandu submetida a estresse hídrico. Author(s): RODRIGUES, N. F.; CARVALHO, G. de O.; TAVARES, S. R. de L.; DONAGEMMA, G. K.; CLEMENTE, E. de P. O presente trabalho avaliou a gramínea Brachiaria brizantha cv. Marandu submetida ao estresse hídrico através da quantificação indireta de N pelo índice SPAD. Repository: BDPA Publication year: 2021

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