TY  - GEN
AU  - Baumann,Jürgen
AU  - Werner,Gerd
ED  - Simposio internacional, 3: Suelos volcánicos endurecidos
TI  - Nutrient supply of reclamated indurated volcanic ash soils and evaluation of productivity with the QUEFTS-Model
N1  - bibliogr. p. 200-201
ER  -