Cultivation studies of the solanaceous drugs. II. The effect of nutritional and soil reaction fertilizers on the production yields and total alkaloidal content of atropa belladonna and hyoscyamus niger††Part of a dissertation submitted to the Graduate School, Ohio State University, in partial fulfillment of the requirements for the degree of Doctor of Philosophy.

1950 ◽  
Vol 39 (10) ◽  
pp. 586-591 ◽  
Author(s):  
W.R. Brewer ◽  
L. David Hiner
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