496 references: plant physiology 



PLANT PHYSIOLOGY 



Allard, H. A. Effect of environmental conditions upon the number of leaves and 



the character of the inflorescence of tobacco plants. Amer. Journ. Bot., 3: 



493-501, pis. 20-23. December 23, 1916. 

 Briggs, L. J., and Schantz, H. L. Daily transpiration during the normal 



growth period and its correlation with the weather. Journ. Agr. Research, 7: 



155-212, pis. 5, 6, figs. 1-18. October 23, 1916. 

 Briggs, L. J., and Schantz, H. L. Influence of hybridization and cross-pollina- 

 tion on the water requirement of plants. Journ. Agr. Research, 4: 391-402, 



pi. 58, fig. 1. August 16, 1915. 

 Brooks, C, and Cooley, J. S. Temperature relations of apple-rot fungi. Journ. 



Agr. Research, 8: 139-164, pis. 1-3, figs. 1-25. January 22, 1917. 

 Burlison, W. L. Availability of mineral phosphates for plant nutrition. Journ. 



Agr. Research, 6: 485-514, pis. 73-80. June 26, 1916. 

 Clarke, F. W., and Wheeler, W. C. The inorganic constituents of marine 



invertebrates. U. S. Geol. Surv. Prof. Paper 102: 1-56. 1917. 

 Clements, F. C. Plant succession. An analysis of the development of vegetation. 



Carnegie Inst. Publ. 242: i-xiii 4 1-512, pis. 1-61, figs. 1-51. August 28, 1916. 

 Cook, F. C. Boron: its absorption and distribution in plants and its effects on 



growth. Journ. Agr. Research, 5: 877-890. February 7, 1916. 

 Fred, E. B. Relation oj carbon bisulphide to soil organisms and plant growth. 



Journ. Agr. Research, 6: 1-20, pis. 1-2. April 3, 1916. 

 Gile, P. L., and Carrero, J. O. Assimilation of iron by rice from certain nutri- 

 ent solutions. Journ. Agr. Research, 7: 503-528. December 18, 1916. 

 Gile P. L., and Carrero, J. O. Immobility of iron in the plant. Journ. Agr. 



Research, 7: 83-87. October 9, 1916. 

 Harris, J. A., and Popenoe, W. Freezing-point lowering of the leaf sap of the 



horticultural types of Persea americana. Journ. Agr. Research, 7: 261-268. 



November 6, 1916. 

 Hawkins, L. A. Growth of parasitic fungi in concentrated solutions. Journ. 



Agr. Research, 7:255-260. October 30, 1916. 

 Hawkins, L. A. The influence of calcium, magnesium, and potassium nitrates 



upon the toxicity of certain heavy metals toward fungus spores. Physiol. 



Researches, 1: 57-92, figs. 1-6. August, 1913. 

 Headley, F. B., Curtis, E. W., and Scofield, C. S. Effect on plant growth of 



sodium salts in the soil. Journ. Agr. Research, 6: 857-869, figs. 1-8. August, 



28, 1916. 

 Lamb, A. R. The relative influence of microorganisms and plant enzymes on the 



fermentation of corn silage. Journ. Agr. Research, 8: 361-380, figs. 1-13. 



March 6, 1917. 

 Lathrop, E. C. The generation of aldehydes by Fusarium cubense. Phyto- 

 pathology, 7: 14-15. February 7, 1917. 

 Lipman, C. B., Burgess, P. S., and Klein, M. A. Comparison of the nitrifying 



powers of some humid and some arid soils. Journ. Agr. Research, 7: 47-82. 



October 9, 1916. 

 Macbride, J. F. Vegetative succession under irrigation. Journ. Agr. Research, 



6: 741-760, pis. 98-105. August 7, 1916. 



