TY  - BOOK
AU  - Allen, George E.
TI  - Report on short course on the control of the aquatic weeds and an assesment of their economic significance in Thailand
U1  - 632.58 
PY  - 1977///
CY  - (s.l.)
PB  - International Plant Protection Center
KW  - Malas hierbas acuáticas
KW  - Control
ER  -