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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
Influence of nitrogen and potassium fertilization on nutrient content of the guava 'Paluma' fruit. Author(s): AMORIM, D. A.; ROSANE, D. E.; SOUZA, H. A. de; MODESTO, V. C.; NATALE, W. Repository: BDPA Publication year: 2012
Utilization of nitrogen (15N) from urea and green manures by rice as affected by nitrogen fertilizer rate. Author(s): CONTRERAS ESPINAL, F. S.; SILVA, E. C. da; MURAOKA, T.; FRANZINI, V. I.; TRIVELIN, P. C. O.; TEIXEIRA, M. B.; SAKADEVAN, K. The use of green manures (GMs) in combination with nitrogen (N) fertilizer application is a promising practice to improve N fertilizer management in agricultural production systems. The main objective... ... Repository: BDPA Publication year: 2016
Efficiency and diversity of nitrogen fixing bacteria colonizing Macroptilium lathyroides (L.) Urb. Author(s): MERA, L. de P.; YAMASHITA, O. M.; VICENTIN, R. P.; FERREIRA, A.; ROSSI, A. A. B.; CARVALHO, M. A. C. de; RIBEIRO, L. F. C.; HOOGERHEIDE, E. S. S.; FRANCESCHI, M.; ROCHA, A. M.; GERVAZIO, W.; GUIMARAES, A. C. D.; DALLACORT, R. The objective of the present work was to study the efficiency and diversity of nitrogen-fixing bacteria that colonize the weed Macroptilium lathyroides (L.) Urb. M. lathyroides roots were collected in... ... Repository: BDPA Publication year: 2023
Nitrogen pools in tropical plantations of N2-fixing and non-N2-fixing legume trees under different tree stand densities. Author(s): BIGHI, K. N.; PAULA, R. R.; CALDEIRA, M. V. W.; BURAK, D. L.; MENDONÇA, E. de S.; SOUZA, P. H. de; DELARMELINA, W. M.; BALIEIRO, F. de C. We investigated the nitrogen pools in monocultures of legume species widely used in reforestation in Brazil that have contrasting growth and nitrogen acquisition strategies. The plantations were estab... ... Repository: BDPA Publication year: 2021
Is biological nitrogen fixation important in tropical successional forests? Author(s): DAVIDSON, E. A.; MARKEWITZ, D.; FIGUEIREDO, R. de O.; NIFONG, R. Repository: BDPA Publication year: 2018
Diazotrophic bacteria and substrates in the growth and nitrogen accumulation of sugarcane seedlings. Author(s): MATOSO. E. S.; GIACOMINI, S. J.; REIS, V. M.; SILVA, M. T. da; AVANCINI, A. R.; SILVA, S. D. dos A. e Little is known about the interaction between the inoculation of diazotrophic bacteria, the variety, and the substrate used in inoculated sugarcane seedling production. Bearing this in mind, the aim o... ... Repository: BDPA Publication year: 2021
Production of rhizomes, content and composition of essential oil of accessions of turmeric in response to nitrogen. Author(s): OKA, J. M.; CHAVES, F. C. M.; BERNI, R.; CUNHA, A. L. B. da; BIZZO, H. R.; GAMA, P. E. Turmeric (Curcuma longa L.) is a perennial species of lateral growth of the same family as ginger Zingiberaceae. Its rhizomes are widely used by diverse populations in the world, both for culinary pur... ... Repository: BDPA Publication year: 2015
Economic evaluation of biological nitrogen fixation in flooded rice cultivation in subtropical lowlands. Author(s): WANDER, A. E.; MATTOS, M. L. T. This study aimed to assess the economic viability of biological nitrogen fixation in flood rice cultivation in subtropical lowlands. A field experiment of seven treatments was carried out during the c... ... Repository: BDPA Publication year: 2023
Gas exchange in Massai grass fertilized with nitrogen and grazed by sheep. Author(s): LOPES, M. N.; CÂNDIDO, M. J. D.; POMPEU, R. C. F. F.; SILVA, R. G. da; LACERDA, C. F. de; BEZERRA, M. A.; MORAIS NETO, L. B. de; CARNEIRO, M. S. de S. The knowledge of gas exchanges in forage plants is essential for a better understanding of the process of forage biomass production in pasture. This study evaluated the gas exchange in massai grass fe... ... Repository: BDPA Publication year: 2020

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