Soil amendments
By: C. C. Fletcher
Contributors: United States. Bureau of Chemistry and Soils; National Broadcasting Company
Published: 1931
Language: eng
Subjects: Radio addresses, debates; Radio programs; Fertilizers
Notes: Caption title.

"A radio talk by C. C. Fletcher, Bureau of Chemistry & Soils, delivered through WRC and 39 other radio stations associated with the National Broadcasting Company, January 22, 1931."

Network: NBC ; Date: January 14, 1931