Optimizing yields the role of fertilizers : proceedings of the 12th IPI Congress
International Potash Institute
Optimizing yields the role of fertilizers : proceedings of the 12th IPI Congress International Potash Institute - Berne International Potash Institute 1982 - 305 p.; 23cm.
631.8 IN8Q
Optimizing yields the role of fertilizers : proceedings of the 12th IPI Congress International Potash Institute - Berne International Potash Institute 1982 - 305 p.; 23cm.
631.8 IN8Q