148 
By the Resident Investigator (Economic Plants) : 
March 2. The Genus Coffea Linn, Rutgers University Bi- 
ology Seminar. 
December 11. Relation of coffee and caffeine to luman ef- 
ficiency. New York Branch, American Pharmaceutical 
Association, Brooklyn College of Pharmacy. 
APPENDIX 4 
RADIO TALKS BY THE BOTANIC GARDEN 
PERSONNEL DURING 1933 
By the Horticulturist: 
From Station WOR * 
January 5. Plants for the aquarium. 
February 9. Repotting house plants. 
March 30. Bloom the year round in the garden. 
April 20. Planting trees, shrubs and evergreens. 
May 18. Planting the annual garden. 
June 8. Inspecting famous gardens. 
August 17. Starting perennials from seed. 
August 28. Planting the rock garden. 
September 18. Plants for hedges. 
November 6, Fall planting in the rock garden. 
December 22. Christmas plant folk lore. 
From Station WNYC 
August 24. August in the garden. 
October 19. October in the garden. 
November 16. © November in the garden. 
December 14. Putting the garden to bed. 
December 28. Winter pruning. 
* Radio Garden Club addresses given in connection with Co-operative Ex- 
tension Work in Agriculture and Home Economics of the State of New 
Jersey 
