W. Schmidt

Stimulatory Effect of Procaine on the Growth of Several Microalgae and Cyanobacteria

M. Ishida, T. Suzuki, T. Ezure, 2000, The Journal of pharmacy and pharmacology.

Factors Influencing the Synthesis of Polysaccharide by Bradyrhizobium japonicum Bacteroids in Field-Grown Soybean Nodules

S. Salminen, J. Beuerlein, J. Streeter, 1994, Applied and environmental microbiology.

Yield and Yield Components of Zea mays L. as Influenced by Artificially Induced Shade 1

W. L. Colville, W. Schmidt, 1967 .