Intorattg of dK 



STUDIES IN THE BIOLOGICAL SCIENCES 



THE IMPORTANCE OF SEED CHARACTERISTICS IN 



THE NATURAL REPRODUCTION OF 



CONIFEROUS FORESTS 



BY 



JULIUS VALENTINE HOFMANN, M.F., Ph.D. 

 Special Lecturer on Sylviculture in the University of Minnesota 



MINNEAPOLIS 



Bulletin of the University of Minnesota 

 June 1918 



PRICE: 25 CENTS 



