Crop residue management systems : proceedings of a symposium
· sponsored by Divisions C-3, S-3, S-4 and S-6 of of the American Society of Agronomy, the Crop Science Society of America, and the Soil Science Society of America ; editor W.R. Oschwald ; editor-in-chief Matthias Stelly ; managing editor David M. Kral ; assistant editor Judith H. Nauseef
Bok Engelsk 1978