DISEASES OF THE CHESTNUT 
AND POPLAR IN EUROPE 
REPORT BY G.F. GRAVATT 
1. The Council decided {C(50)150(Final)/ to propose that 
arrangements be made, under the Technical Assistance Scheme, 
for an American Expert to visit Europe and to study and suggest 
remedies for certain diseases of [the/ chestnut and poplar. 
2.  — The services of the E.C.A. agreed to this proposal and 
G. F. Gravatt, Senior Pathologist Plant Industry Station of Belstville 
(Maryland), made a study visit to Europe in the summer of 1950, 
from July to September. 
In the course of his journey Mr. Gravatt visited eight 
Member countries: France, Greece, Italy, the Netherlands, 
Portugal, Switzerland, Turkey and the United Kingdom. 
3. This paper constitutes Mr. Gravatt’s report, and embodies 
his own views for which neither the O.E.E.C. nor any Member 
country assumes responsi bility. 
Paris, 9th February 1952 
