TY  - GEN
AU  - Omer-Cooper,Joseph
AU  - Whitnall,A.B.M.
AU  - Fenwick,E.M.
TI  - The Problem of South African turf in relation to invertebrate pests:  
PY  - 1941///
CY  - Johannesburg
PB  - S. A. Association for the advancement of science
ER  -