The root-nodules of Ceanothus sanguineus and Ceanothus velutinus and their relationship to the nitrogen nutrition of the plants.
Published: 1958
Language: eng
Number of pages: 50
Subjects: Plants -- Assimilation.; Nitrogen.; Nutrition.
Notes: Thesis (Ph. D. in Botany)--Washington State University, Pullman.

WSU:Another copy on microfilm (No. 326)