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Eficiência agronômica e taxa de recuperação do nitrogênio do capim-tamani adubado com nitrogênio. Author(s): MESQUITA, A. M. S. de; VASCONCELOS, E. C. G.; POMPEU, R. C. F. F.; SOUZA, H. A. de Objetivou-se avaliar a eficiência agronômica (EA) e taxa de recuperação do nitrogênio (TRN) em capim-tamani irrigado com doses crescentes de nitrogênio. O experimento foi conduzido na Universidade Fed... ... Repository: BDPA Publication year: 2019
Qualidade fermentativa e composição química da silagem de cultivares de Milheto no semiárido cearence. Author(s): LIMA, L. S.; CHAVES, A. K. L.; SALDANHA, A. R.; TONUCCI, R. G.; GUEDES, F. L. Resumo: O Pennisetum glaucum (L.) R. Brown é uma alternativa às culturas de milho e sorgo para produção de silagem e por ser uma planta de clima tropical e adaptada ao semiárido. O presente estudo bus... ... Repository: BDPA Publication year: 2017
Cryopreservation of Coffea arabica L. zygotic embryos by vitrification. Author(s): FREITAS, R. T. da; PAIVA, R.; SALES, T. S.; SILVA, D. P. C. da; REIS, M. V. dos; SOUZA, A. C. de; ROSA, S. D. V. F. da As a consequence of the difficulty in conventional coffee seed storage, biotechnological alternatives such as cryopreservation have been investigated. The objective of this study was to develop a prot... ... Repository: BDPA Publication year: 2016
Comparison of 15N isotope methods to determine the recovery efficiency of nitrogen from green manure. Author(s): ARAUJO, E. da S.; SILVA, B. F. da; DALLA CHIEZA, E.; URQUIAGA, S.; GUERRA, J. G. M.; ROUWS, J. R. C.; ESPINDOLA, J. A. A. The objective of this work was to compare three methods of 15N isotope application to the soil in order to determine the recovery efficiency of nitrogen derived from green manure by corn (Zea mays). T... ... Repository: BDPA Publication year: 2019
Sewage sludge as a pedotechnomaterial for the recovery of soils compacted by heavy machinery on Eucalyptus commercial plantation. Author(s): GUERRINI, I. A.; SAMPAIO, T. F.; BOGIANI, J. C.; BACKES, C.; HARRISON, R. B.; OLIVEIRA, F. C.; GAVA, J. L.; TRABALLI, R. C.; MOTA, R. G. DE M.; RODER, L. R.; GRILLI, E.; GANGA, A.; JAMES, J. N.; CAPRA, G. F. ABSTRACT: Commercial forestry activities featuring heavy machinery and intensive traffic represent one of the most common degradation processes in infertile Tropical soils. This research aimed to eval... ... Repository: BDPA Publication year: 2021
Phytosociological survey of weeds on degraded and well-managed pastures: agronomical and ecological implications. Author(s): BRIGHENTI, A. M.; LINHARES, T.; ARMACOLO, N. M.; DONAGEMMA, G. K.; FONTANA, A.; BALIEIRO, F. de C. The objective of this research was to carry out a survey of weeds in pastures in the Middle Valley of Paraíba do Sul, Rio de Janeiro State, Brazil, in order to subsidize weed management and pasture re... ... Repository: BDPA Publication year: 2023
Grain yield, efficiency and the allocation of foliar N applied to soybean canopies. Author(s): OLIVEIRA, S. M. de; PIEROZAN JUNIOR, C.; LAGO, B. C.; ALMEIDA, R. E. M. de; TRIVELIN, P. C. O.; FAVARIN, J. L. Soybean [Glycine max (L.) Merr.] grain yield is closely associated with the level of optimal nitrogen (N) supply, especially during the reproductive stages. Foliar fertilization with low rates of N ha... ... Repository: BDPA Publication year: 2019
Understanding N timing in corn yield and fertilizer N recovery: an insight from an isotopic labeled-N determination. Author(s): OLIVEIRA, S. M. de; ALMEIDA, R. E. M. de; CIAMPITTI, I. A.; PIEROZAN JUNIOR, C.; LAGO, B. C.; TRIVELIN, P. C. O.; FAVARIN, J. L. Early fertilizer nitrogen (N) application on cover crops or their residues during the off-season is a practice adopted in Brazil subtropical conditions under no-tillage corn (Zea mays L.) systems. How... ... Repository: BDPA Publication year: 2018
Growth and productive responses of tropical grass Panicum maximum to nitrate and ammonium supply. Author(s): SANTOS, J. H. da S.; DE BONA, F. D.; MONTEIRO, F. A. Repository: BDPA Publication year: 2013
Coffea nutriome: minding the gap among genomics, biotechnology and fertilization practices. Author(s): DOMINGUES, D. S.; MEDA, A. R.; SANTOS, T. B.; VESPERO, E. B.; SITTA, R. B.; PEREIRA, L. F. P.; VIEIRA, L. G. E. Repository: BDPA Publication year: 2010

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