TY  - BOOK
AU  - Wadsworth R M Ed.
TI  - Measurement of environmental factors in terrestrial ecology
T2  - British ecological society symposium; 8
U1  - G951:5p1,N67, K8 
PY  - 1968///
CY  - Oxford
PB  - Blackwell         
KW  -  Land organism
KW  - Biology
ER  -