Author

USHER M. B.

Catalogue records by USHER M. B. in the PakCat Union Catalogue.

4 catalogue records

Catalogue records

Ecological stability Usher, M. B. 1974 ECOLOGICAL STABILITY USHER M. B. 1973 Ecoloical Stability Usher, M. B. 1974 Soil microbiology: a model of decomposition and nutrient cycling Usher, M.B. Year not listed