Physical attributes of ultisol of Brazil's northeastern semiarid under organic farming of wine grapes

by Jardenia R. Feitosa, Alessandra M.S. Mendes, Nelci Olszevski, Tony J.F. Cunha, Jorge W. Cortez, Vanderlise Giongo
Published 2015-03-01

Onion production costs as a function of water content and soil tillage

by Jardênia R. Feitosa, Haroldo C. Fernandes, Paulo R. Cecon, Mauri M. Teixeira, Anderson G. Costa, Edival C. da Silva