Soil fertility and organic matter as critical components of production systems proceedings of a symposium
R. F Follett 1939- (Ronald F.); Soil Science Society of America Division S-4; American Society of Agronomy
Madison, WI, USA The Society American Society of Agronomy 1987
Localização: ESALQ - Biblioteca Central (631.42 S683s 48039 )(Acessar)