66 TRANSACTIONS OF THE 
SIXTH ANNUAL CONVENTION OF THE UTAH 
ACADEMY OF SCIENCES. 
Science Building, Salt Lake City High School. 
April 4 and 5, 1913. 
Friday, April 4, 1913. 8 p.m. 
“REALITY OF THE KINETIC 
PERRIN 0,2) 2 vss 4 ie ae By Dr. Harvey Fletcher, B. Y. U. 
“THE INFLUENCE OF BIOLOGICAL INVESTIGATIONS UPON 
THE OTHER SCIENCES” (Presidential Address) 
By A. O. Garrett, Salt Lake High School 
Saturday, April 5, 1913. 9:30 a.m. 
“CHEMICAL COMPOSITION OF UTAH HYDRO-CARBONS,” 
By Carlos Bardwell, B. A. Berryman, T. B. Brighton, 
F. D. Kuhre., U. of U. (Read by B. A. Berryman.) 
“NON-SYMBIOTIC FIXATION OF NITROGEN BY SOIL 
BACTERIA AND OTHER SOIL 
ORGANISMS” 05. ee By Dr. L. L. Daines, B. Y. C. 
“THE INTENSITY OF NITRIFICATION IN 
PABED SOLES 2 5\s Sale inion orbibiie By Dr. R. Stewart, U. A. C. 
“PHYSICAL RELATIONS OF SUBJECTIVE AND OBJECTIVE 
COMBINATION TONES’. By Dr. Joseph Peterson, U. of U. 
“NITROGEN FIXATION BY BACTERIA IN UTAH 
No ES Rm RB LAR a UE By Dr. E. G. Peterson and E. Mohr 
Saturday, April 5, 1913. 2 p.m. 
“SOME PROBLEMS OF UTAH BOTANISTS” 
By Prof. M. R. Porter, Weber Stake Academy, Ogden 
“RECENT ADVANCES IN OUR KNOWLEDGE OF 
PROTEIN METABOLISM”’.......... By Dr. H. A. Mattill 
“THE EGG RECORD OF A FLOCK OF SIX- YEAR-OLD 
YD 1 Tiga eta aaah) A baer NMG Se aA Ut By Dr. E. D. Ball, U. A. C. 
