Long-Term Effect of Crop Succession Systems on Soil Chemical and Physical Attributes and Soybean Yield oleh Milla S. S. Alves, Natanael M. Nascimento, Luiz Antonio F. M. Pereira, Thiago A. Barbosa, Claudio Hideo Martins da Costa, Tiara M. Guimarães, Aracy Camilla T. P. Bezerra, Deivid L. Machado