TY  - BOOK
TI  - Aquatic weeds in South East Asia: proceedings of a Regional Seminar on Noxious Aquatic Vegetation, New Delhi, 12-17 December, 1973 
SN  - 9061935563
U1  - 581.652 
PY  - 1976///
CY  - Hague
PB  - R.W. Junk
KW  - Plant ecology
ER  -