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Nitrate reductase activity and spad readings in leaf tissues of guinea grass submitted to nitrogen and potassium rates. Author(s): LAVRES JUNIOR, J.; SANTOS JUNIOR, J. de D. G. dos; MONTEIRO, F. A. Nitrogen and K deficiency are among the most yield limiting factors in Brazilian pastures. The lack of these nutrients can hamper the chlorophyll biosynthesis and N content in plant tissues. A greenho... ... Repository: BDPA Publication year: 2010
Transcriptional patterns of Coffea arabica L. nitrate reductase, glutamine and asparagine synthetase genes are modulated under nitrogen suppression and coffee leaf rust. Author(s): BABA, V. Y.; BRAGHINI, M. T.; SANTOS, T. B. dos; CARVALHO, K. de; SOARES, J. D. M.; IVAMOTO-SUZUKI, S. T.; MALUF, M. P.; PADILHA, L.; PACCOLA-MEIRELLES, L. D.; PEREIRA, L. F. P.; DOMINGUES, D. S. This study evaluated the transcriptional profile of genes related to nitrogen (N) assimilation in coffee plants susceptible and resistant to rust fungi under N sufficiency and N suppression. For this... ... Repository: BDPA Publication year: 2020
Biochemical metabolism of young plants of Ucuúba (Virola surinamensis) in the presence of cadmium. Author(s): ANDRADE JÚNIOR, W. V.; OLIVEIRA NETO, C. F.; SANTOS FILHO, B. G.; CRUZ, E. D.; AMARANTE, C. B.; VINÍCIUS, S. F.; NOGUEIRA, G. A. S.; NASCIMENTO, V. R.; SOUSA, D. J. P.; TEIXEIRA, J. S. S. Virola surinamensis is a forest species widely distributed in the estuaries of the Amazon. These ecosystems are susceptible to contamination by Cadmium (Cd), indicating that the plant has strategies f... ... Repository: BDPA Publication year: 2021
Azospirillum brasilense inoculation improves the morphophysiological aspects of maize in soils with high and low nitrogen contents. Author(s): MARQUES, D. M.; MAGALHAES, P. C.; MARRIEL, I. E.; SILVA, A. B. da; ALMEIDA, L. G.; SOUZA, T. C. de ABSTRACT: This research evaluated the physiology, root and shoot morphology, and biomass in maize plants inoculated by Azospirillum brasilense at two nitrogen doses in the soil. The experiment was car... ... Repository: BDPA Publication year: 2024
Physiological and biochemical characterization of mango tree with paclobutrazol application via irrigation. Author(s): SOUZA, M. A. de; MESQUITA, A. C.; SIMOES, W. L.; FERREITA, K. M.; ARAÚJO, E. F. J. Paclobutrazol application in mango tree floral induction is followed by changes in the hormonal balance and carbohydrates production. This study aimed at evaluating the physiological and biochemical v... ... Repository: BDPA Publication year: 2016
O uso de nitrato com monensina não afeta o nível de metemoglobina no sangue de bovinos de corte alimentados com dietas de alto concentrado. Author(s): BERNDT, A.; CAMPOS, G. P.; SILVA, G. da; APAJALAHTI, J.; RINTTILÄ, T.; PERDOK, H. O uso de nitrato na nutrição de ruminantes vem se ampliando como estratégia para redução da emissão de metano entérico. Foram utilizados 10 animais mestiços com peso inicial de 237,4 ± 53,2 kg submeti... ... Repository: BDPA Publication year: 2012
Nitrate in groundwater in a recharge area of Guarany aquifer in Brazil. Author(s): CERDEIRA, A. L.; PARAIBA, L. C.; KATAGUIRI, K.; BOLONHEZI, D.; GOMES, M. A. F.; SOUZA, M. D. de; PEREIRA, A. S.; MATALLO, M. B. Repository: BDPA Publication year: 2008
Effects of molybdenum, nickel, and nitrogen sources on the mineral nutrition and growth of rice plants. Author(s): MORAES, M. F.; REIS, A. R.; MORAES, L. A. C.; LAVRES-JUNIOR, J.; VIVIAN, R.; CABRAL, C. P.; MALAVOLTA, E. The aims of the current work were to measure the effect of Mo and Ni on dry-matter yield of rice plants supplied with two N sources (ammonium nitrate and urea) and to evaluate the influence of Mo and... ... Repository: BDPA Publication year: 2009
Molybdenum, nickel and nitrogen sources on the mineral nutrition of rice plants. Author(s): MORAES, M. F. de; REIS, A. R. dos; MORAES, L. A. C.; LAVRES JUNIOR, J.; VIVIAN, R.; CABRAL, C. P.; MALAVOLTA, E. The aims of the current work were to measure the effect of Mo and Ni on dry-matter yield of rice plants supplied with two N sources (ammonium nitrate and urea) and to evaluate the influence of Mo and... ... Repository: BDPA Publication year: 2009
Soil attributes and grain yield of upland rice as affected by cover crops. Author(s): NASCENTE, A. S.; LANNA, A. C.; FILIPPI, M. C. C. The aim of this study was to determine the effect of pearl millet intercropped with other cover crops on mineral forms of N and urease activity in soil, nitrate reductase activity in the leaves of the... ... Repository: BDPA Publication year: 2016

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