%A Rodriguez-Barrueco, C. %A International CIEC Symposium %T Fertilizers and environment : proceedings of the International Symposium "Fertilizers and Environment", held in Salamanca, Spain, 26-29, September, 1994 %I Kluwer Academic %D 1996 %S Developments in plant and soil sciences %V v. 66 %U https://ci.nii.ac.jp/ncid/BA28188695