Aquatic ktany, 2 (1976) 175o Ekevier Scientific Publishing Company, Amsterdam - Printed in The Netherlands

Announcement

IVth INTERNATIONAL SYMPOSIUM ON BIOLOGICAL CONTROL OFWEEDS

This symposium will be held in Gainesville (Florida) from August 30th-September 2nd, 1976.Aquatic weeds will be an important topic.

information can be obtained from:Dr T.E. FreemanPlant Pathology DepartmentUniversity of FloridaGainesville, Florida 32611U.S.A.