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Modelagem para otimização da calagem e adubação na cultura de cana-de-açúcar. Author(s): FREIRE, F. J.; SILVA, F. C. da; CARVALHO, M. L. de; VENEGAS, V. H. A. O objetivo desse trabalho foi desenvolver um Sistema de Recomendação de Calagem e Adubação para cana-de-açúcar (SIRCA). O SIRCA calcula a demanda de nutrientes a partir da produtividade esperada e do... ... Repository: BDPA Publication year: 2022
How the type of dairy production system affects the nutrient balance from an environmental and economic perspective. Author(s): PALHARES, J. C. P.; CARRA, S. H. Z.; EBERT, L.; GIACOMELLO, C. P.; DRASTIG, K. The knowledge of nutrient flow in dairy farms has to be explored to find optimized strategies for efficient nutrient conversion to milk. Repository: BDPA Publication year: 2023
Clay minerals in the topics: improving nitrogen fertilizer efficiency. Author(s): BERNARDI, A. C. de C.; POLIDORO, J. C.; MONTE, M. B. de M.; PEREIRA, E. I.; OLIVEIRA, C. R. de; RAMESH, K. Tropical soils require liming and a balanced nutrient supply to ensure high crop yield and quality. An adequate agronomic nutrient management involves balanced nutrition and fertilizers are the key fa... ... Repository: BDPA Publication year: 2015
Estimating electrical conductivity and sodium concentration in soil solution under diferent soil salinity conditions in lysimeters. Author(s): COELHO, E. F.; SANTANA, J. A. do V.; VEIMROBER JUNIOR, L. A. dos A.; SANTANA JUNIOR, E. B. TDR technique has been used as a tool or monitoring soil electrical conductivity and ion concentration n the soil. The objective of this study was to valuate models for estimating soil solution sodium... ... Repository: BDPA Publication year: 2008
Changes in soil carbon, nitrogen, and phosphorus due to land-use changes in Brazil. Author(s): GROPPO, J. D.; LINS, S. R. M.; CAMARGO, P. B.; ASSAD, E. D.; PINTO, H. S.; MARTINS, S. C.; SALGADO, P. R.; EVANGELISTA, B.; VASCONCELLOS, E.; SANO, E. E.; PAVÃO, E.; LUNA, R.; MARTINELLI, L. A. Abstract. In this paper, soil carbon, nitrogen and phosphorus concentrations and stocks were investigated in agricultural and natural areas in 17 plot-level paired sites and in a regional survey encom... ... Repository: BDPA Publication year: 2015
Manejo nutricional da cultura do trigo. Author(s): DE BONA, F. D.; DE MORI, C.; WIETHÖLTER, S. Repository: BDPA Publication year: 2016
Analysis of Macronutrients in Soil Using Impedimetric Multisensor Arrays. Author(s): BRAUNGER, M. L.; POPOLIN NETO, M.; KIRSANOV, D.; FIER, I.; AMARAL, L. R.; SHIMIZU, F. M.; CORREA, D. S.; PAULOVICH, F. V.; LEGIN, A.; OLIVEIRA JR., O. N.; RIUL JR, A. ABSTRACT: The need to increase food production to address the world population growth can only be fulfilled with precision agriculture strategies to increase crop yield with minimal expansion of the c... ... Repository: BDPA Publication year: 2024
Enzymatic activity in cerrado soil under crop-livestock-forest integration system in the central region of Minas Gerais. Author(s): REIS, D. P.; VIANA, M. C. M.; SANTOS, K. K. B.; MELO, I. G.; OLIVEIRA-PAIVA, C. A.; GUIMARAES, L. J. M.; OLIVEIRA, M. C.; MARRIEL, I. E. Repository: BDPA Publication year: 2017
Estudo das características da composição química de solução de solo em área agrícola (2009). Author(s): CRUZ, C. J. D. da; VARGAS, L. M. P.; MUNIZ, D. H. de F. Repository: BDPA Publication year: 2009
Approach for nitrate balance in the soil solution under fertirrigation. Author(s): COELHO, E. F.; SANTANA JUNIOR, E. B.; SANTANA, J. A. do V.; SILVA, A. J. P. da; VEIMROBER JUNIOR, L. A. dos A. The use of fertirrigation brings inputs o soil solution that affect solute dynamics and nutrient balance in the soil etted volume.This work has s objective to present an approach for nitrate balance i... ... Repository: BDPA Publication year: 2008

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