355 ] of Plant Physwology 157 
1914-15 
Free, E. E., A relative score method of recording comparisons of 
plant conditions and other unmeasured characters. Plant 
World 18: 249-256. 1915. 
Livineston, B. E., Atmometry and the porous cup atmometer. Plant 
World 18: 21-30, 51-74, 95-111, 143-149. 1915. 
——— A modification of the Bellani porous plate atmometer. Science 
n. 8s. 41: 872-874. 1915. 
——— Atmospheric influence on evaporation and its direct’ measure- 
ment. Monthly Weather Rev. 3: 126-131. 1915. 
-—— Spherical porous cups for atmometry. Carnegie Inst. Wash. 
Year Book .[3: 84-85. 1915. 
Livineston, B. E., and Lon A. Hawkins. The water-relation be- 
tween plant and soil. Carnegie Inst. Wash. Pub. 204: 1-48. 
1915. 
Livineston, B. E., and A.Lerra Hoprinc. Permanent standardiza- 
tion of cobalt-chloride paper for use in measuring the tran- 
spiring power of plant surfaces. Carnegie Inst. Wash. Year 
Book 13: 87. 1915. 
Livineston, B. E., and A. L. Bakxe. The transpiring power of plant 
foliage, as measured by the method of standardized hygromet- 
ric paper. Carnegie Inst. Wash. Year Book 13: 86-87. 1915. 
Livineston, B. E., and J. W. Suive. The non-absorbing atmometer. 
Carnegie Inst. Wash. Year Book [3: 83-84. 1915. 
Relation between atmospheric conditions and soil moisture con- 
tent at permanent wilting of plants. Carnegie Inst. Wash. 
Year Book (3: 86. 1915. 
Livineston, B. E., and H. C. Sampson. Atmometric units. Carnegie 
Inst. Wash. Year Book (3: 85. 1915. 
Livineston, B. E., and Lon A. HAWKINS. The water-attracting pow- 
er of soil, as measured by the rate of loss for the auto-irri- 
gator. Carnegie Inst. Wash. Year Book 13: 86. 1915. 
Lrvineston, B. E., and H. E. Purrine. The water-supplying power 
of the soil. Carnegie. Inst. Wash. Year Book 13: 86-87. 1915. 
McLuan, F. T., Relation of climate to plant growth in Maryland. 
Monthly Weather Rev. 43: 65-72. 1915. 
Purine, H. E. and B. E. Livineston. The water-supplying power 
of the soil as indicated by osmometers. Carnegie Inst. Wash. 
Pub. 204: 51-84. 1916. 
Suive, J. W., The freezing points of Tottingham’s nutrient solutions. 
Plant World 17: 345-353. 1915. 
—— An improved non-absorbing porous cup atmometer. Plant World 
(8: 7-10. 1915. 
