TY  - BOOK
AU  - Hill,Thomas Anthony
TI  - The biology of weeds
T2  - The Institute of Biology's studies in biology ; no. 79
SN  - 0713126361 :
U1  - 581.65 
PY  - 1977///
CY  - London
PB  - E. Arnold
KW  - Weeds
N1  - Bibliography: p. [60]-61
ER  -