Mycotrophy in plants : lectures on the biology of Mycorrhizae and related structures /

by Kelley, Arthur Pierson, 1897-
Published 1950

Physiology of seeds : an introduction to the experimental study of seed and germination problems /

by Crocker, William, 1874-1950
Published 1953

A guide to the history of science : a first guide for the study of the history of science, with introductory essays on science and tradition.

by Sarton, George, 1884-1956
Published 1952

Biology of pathogenic fungi /

by Nickerson, Walter John, 1915-
Published 1947

The cytoplasm of the plant cell /

by Guilliermond, Alexandre, 1876-
Published 1941

The actinomycetes : their nature, occurrence, activities, and importance /

by Waksman, Selman A. (Selman Abraham), 1888-1973
Published 1950