Margarida Arrobas

Associate Professor
Environment and Natural Resources of the Agrarian School of IPB
Polytechnic Institute of Bragança (IPB), Portugal

Fields of interest

Soil fertility and plant nutrition; Soil and plant analysis; Fertilizer recommendation systems; Studies with fertilizers; Nutrient management in agroecosystems

Recent publications

  1. Arrobas, M.; Lopes, H.; Rodrigues, M.Â. 2016. Urban agriculture in Bragança, Northeast Portugal: assessing the nutrient dynamic in the soil and plants, and their contamination with trace metals. Biological Agriculture and Horticulture. (In press) (
  2. Arrobas, M.; Claro, A.M.; Ferreira, I.Q.; Rodrigues, M.Â. The Effect of Legume Species Grown as Cover Crops in Olive Orchards on Soil Phosphorus Bioavailability. Journal of Plant Nutrition. Vol 38 (14): 2294-2311.
  3. Rodrigues, M.Â.; Dimande, P.; Pereira, E.L.; Ferreira, I.Q.; Freitas, S.; Correia, C.M.; Moutinho-Pereira, J., Arrobas, M. 2015. Early-maturing annual legumes: an option for cover cropping in rainfed olive orchards. Nutrient Cycling in Agroecosystems. 103(2): 153-166.
  4. Arrobas, M.; Aguiar, P.; Rodrigues, M.Â. 2016. comparison of a pasture ley with a maize monoculture on the soil fertility and nutrient release in the succeeding crop. Archives of Agronomy and Soil Science. 62(6): 829-839.
  5. Ferreira, I.Q.; Rodrigues, M.Â.; Claro, A.M.; Arrobas, M. 2015. Management of Nitrogen-Rich Legume Cover Crops as Mulch in Traditional Olive Orchards. Communications in Soil Science and Plant Analysis. 46(15): 1881-1894.
  6. Rodrigues, M.Â.; Ferreira, I.Q.; Freitas, S.L.; Pires, J.M.; Arrobas, M.P. 2015. Self-reseeding annual legumes for cover cropping in rainfed managed olive orchards. Spanish Journal of Agricultural Research. 13(2) p. e0302.
  7. Arrobas, M.; Ferreira, I.Q.; Freitas, S.; Verdial, J.; Rodrigues, M.A.2014. Guidelines for fertilizer use in vineyards based on nutrient content of grapevine parts. Scientia Horticulturae. 172: 191-198.
  8. Rodrigues, M.Â.; Correia, C.M.; Claro, A.M.; (…); Fernandes-Silva, A.A.; Arrobas, M. 2013. Soil nitrogen availability in olive orchards after mulching legume cover crop residues. Scientia Horticulturae. 158:45-51.
  9. Ferreira, I.Q.; Arrobas, M.; Claro, A.M.; Rodrigues, M.A. 2013. Soil management in rainfed olive orchards may result in conflicting effects on olive production and soil fertility. Spanish Journal of Agricultural Research.11(2): 472-480.
  10. Arrobas, M.; Rodrigues, M.Â. 2013. Agronomic evaluation of a fertilizer with D-CODER technology: A new mechanism for the slow release of nutrientes.Journal of Agricultural Science and Technology. 15(2): 409-419.