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Description of indicator plants and methods of botanical prospecting for Uranium deposits on the Colorado Plateau / by Helen L. Cannon.

by Cannon, Helen L, 1911-1996.

Material type: book Book Publisher: Washington : United States Government Printing Office, 1957Availability: Items available for loan: Biblioteca Aranzadi [Call number: 553.495(788) CAN] (1).
The development of botanical methods of prospecting for Uranium on the Colorado plateau / by Helen L. Cannon.

by Cannon, Helen L, 1911-1996.

Material type: book Book Publisher: Washington : United States Government Printing Office, 1960Availability: Items available for loan: Biblioteca Aranzadi [Call number: 553.495(788) CAN] (1).
Geochemistry of rocks and related soils and vegetation in the Yellow cat area grand county, Utah / by Helen L. Cannon.

by Cannon, Helen L, 1911-1996.

Material type: book Book Publisher: Washington : United States Government Printing Office, 1964Availability: Items available for loan: Biblioteca Aranzadi [Call number: 550.4(792) CAN] (1).
Metal absorption by Equisetum (Horsetail) / By Helen L. Cannon, Hansford T. Shacklette and Harry Bastron.

by Cannon, Helen L, 1911-1996 | Shacklette, Hansford T | Bastron, Harry.

Material type: book Book Publisher: Washington : United States Government Printing Office, 1968Availability: Items available for loan: Biblioteca Aranzadi [Call number: 550.4 CAN] (1).
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