156 Publications from the Laboratory [354 
stract.) Johns Hopkins Univ. Cire. whole number 242: 34-35. 
1912 
1912-13 
Brown, W. H., The relation of the substratum to the growth of 
Elodea. Philippine Jour. Sei. 8: 1-20. 1913. 
CaLpDWELL, J. S., The relation of environmental conditions to the 
phenomenon of permanent wilting in plants. Physiol. Res. |: 
1-56. 1913. (Work done at Desert Laboratory, directed by 
B. E. Livingston.) 
Harvey, E. M.; The action of the rain-correcting atmometer. Plant 
World 16: 89-93. 1913. (Work done at Desert Laboratory, 
directed by B. E. Livingston.) 
Hawxins, Lon A., The effect of certain chlorides, singly and com- 
bined in pairs, on the activity of malt diastase. Bot. Gaz. 
55: 265-285. 1913. 
—— The influence of calcium magnesium and potassium nitrates upon 
the toxicity of certain heavy metals toward fungus spores. 
Physiol. Res. 1: 57-91. 1913. 
Hoyt, W. D., Some toxic and antitoxie effects in cultures of Spiro- 
gyra. Bull. Torr. Bot. Club 40: 333-360. 1913. (Edited by 
B. E. Livingston.) 
Livineston, B. E., The resistance offered by leaves to transpiration- 
al water loss. Plant World 16: 1-35. 1913. 
—— Adaptation in the living and non-living. Amer. Nat. 47: 72-82. 
1913. ; 
Osmotic pressure and related forces as environmental factors. 
Plant World 16: 165-176. 1913. 
—— Climatic areas of the United States as related to plant growth. 
Proc. Amer. Phil. Soe. 52: 257-275. 1913. 
—— The water relations of plants. Carnegie Inst. Wash. Year Book 
11: 60-61. 1913. 
1913-14 
Hort, W. D., Some effects of colloidal metals on Spirogyra. Bot. 
Gaz. 57: 193-212. 1914, (Edited by B. E. Livingston.) 
Livineston, B. E., The water relations of plants. Carnegie Inst. 
Wash. Year Book 12: 77-79, 1914. 
Livineston, B. E., and Grace J. Livinaston. Temperature coeffi- 
cients in plant geography and climatology. Bot. Gaz. 56: 349- 
375. 1913. 
Suive, J. W., and’ B. E. Livinaston. The relation of atmospheric 
evaporating power to soil moisture content at permanent 
wilting in plants. Plant World {7: 81-121. 1914. 
TorrincHam, W.E., A quantitative chemical and physiological study 
of nutrient solutions for plant cultures. Physiol. Res. I: 
133-245, 1914. 
