by Hagedorn, K, Luetteken, A
Published in REU Technical Series (FAO) (1999)

by Luetteken, A, Hagedorn, K
Published in REU Technical Series (FAO) (1999)

by Luetteken, A, Hagedorn, K, Hoffmann, H. (comps.)
Published in Oekologische Hefte der Landwirtschaftlich-Gaertnerischen Fakultaet, Humboldt-Universitaet (Germany) (1995)

by WINDRICH RUEDIGER, RAU FELIX, LUETTEKEN PETER
Year of Publication 29.08.2017