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Nitrate and potassium movement in a sandy loam soil cultivated with fertigated grapevine (Vitis vinifera /L.) in the Brazilian Semiarid. Author(s): SILVA, A. O. da; BASSOI, L. H.; SILVA, D. J. ertigation can increase the efficiency of fertilizer application and facilitate the nutritional management of a crop. Thus, nitrate and potassium movements in a sandy loam soil were evaluated as funct... ... Repository: BDPA Publication year: 2018
Nitrate and potassium concentration in fertigated soil cultivated with wine vines. Author(s): SILVA, A. O. da; SILVA, D. J.; BASSOI, L. H. In the semiarid region of Brazil the use of irrigation systems for applying fertilizers in horticulture is the primary means for incorporating nutrients in the soil. However, this technique still requ... ... Repository: BDPA Publication year: 2016
Soil solution chemistry in different land-use systems in the Northeast Brazilian Amazon. Author(s): FELIZZOLA, J. F.; FIGUEIREDO, R. de O.; TEIXEIRA, W. G.; CARNEIRO, B. For sustainable production systems, the nonuse of fire (where there is a greater loss of soil nutrients), would be a solution for the conservation of nutrients in the soil, with the use of management... ... Repository: BDPA Publication year: 2022
Nitrate concentration in the soil solution as affected by irrigation water concentration in fertirrigation. Author(s): ANDRADE NETO, T. M. de; COELHO, E. F.; SANTANA, J. A. do V.; SANTANA JUNIOR, E. B.; ALVES, M. da S. The use of fertirrigation provides larger fertilizer application efficiency, reduction on labor and increases in the benefit-cost relationship to farmers. The inadequate use of fertilizer in fertirrig... ... Repository: BDPA Publication year: 2008
Diffusive fluxes of phosphorus, potassium and metallic microelements as affected by soil compaction. Author(s): SILVA, S. R.; BARROS, N. F. de; SILVA, I. R. da; COMERFORD, N. B. Repository: BDPA Publication year: 2018
Comparação de métodos de extração da solução do solo realizadas no laboratório de solos da Emparn no Rio Grande do Norte. Author(s): TAVARES, S. R. de L.; FREIRE, M. J. da N. Este trabalho teve como objetivo, avaliar aleatoriamente o desempenho de dois métodos de extração e avaliação da solução do solo (Pasta de Saturação e Relação Solo: Água) praticados no Laboratório de... ... Repository: BDPA Publication year: 2022
Growth and yield of corn irrigated with saline water. Author(s): BLANCO, F. F.; FOLEGATTI, M. V.; GHEYI, H. R.; FERNANDES, P. D. Corn (Zea mays L.) is an important crop in Brazil and is cultivated in all regions, including the semi-arid area of Brazil, where the occurrence of irrigation water with high concentration of salts is... ... Repository: BDPA Publication year: 2008
Method development for cd and pb determination in leaching water of mixtures of soil and rock by gf aas aiming at ensuring environmental safety and food secutity. Author(s): TORRES, D. P.; GRECCO, M. F.; MARTINAZZO, R.; SILVEIRA, C. A. P.; BAMBERG, A. L. Repository: BDPA Publication year: 2017
Direct electroanalytical determination of methylparathion in solution extracted from soil. Author(s): SIMOES, F. R.; TOLEDO, R. A. de; RODRIGUES, J. L.; VAZ, C. M. P. Repository: BDPA Publication year: 2009
Phytoavailability of copper in industrial by-products and mineral fertilizers. Author(s): SOUZA, C. P. C.; ABREU, C. A.; CUNHA, J. F. da; COSTA, G. M. da; ANDRADE, C. A. de Abstract: Alternative copper (Cu) sources could be used in fertilizer production, although the bioavailability of copper in these materials is unknown. The objective of this study was to evaluate the... ... Repository: BDPA Publication year: 2015

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