228 



Mycologia 



Fairchild, D. Byron David Halsted, botanist. Phytopathology 



9:1-6. 20 Ja 1919. [Portrait.] 

 Hartley, C, Merrill, T. C, & Rhoads, A. S. Seedling diseases of 



conifers. Jour. Agr. Research 15: 521-558. B. 9 D 1918. 

 Holbert, J. R., Trost, J. F., & Hoffer, G. N. Wheat scab as 



affected by systems of rotation. Phytopathology 9 : 45-47. 



20 Ja 1919. 



Jenkins, A. E. Brown canker of roses caused by Diaporthe 



umhrina. Jour. Agr. Research .15 : 593-600. pi. D, 46, 4.J -J- 



/. 1-3. 16 D 1918. 

 Jenkins, E. W. Cotton and some of its diseases and insects. 



Univ. Florida Agr. Exp. Bull. 15: 1-19. /. 1-7. F 1919. 

 Kunkel, L. 0. Wart of potatoes : a disease new to the United 



States. U. S. Dep. Agr. C. T. & F. C. D. Cir. 6 : 1-14. /. i-j. 



6 F 1919. 



Lauritzen, J. I. The relation of temperature and humidity to 

 infection of certain fungi. Phytopathology 9 : 7-35. 20 Ja 1919. 



Leach, J. G. The parasitism of Puccinia graminis tritici Erikss. 

 and Henn. and Puccinia graminis tritici compacti Stak. and 

 Piem. Phytopathology 9: 59-88. pi. 4-6. 26- F 1919. 



Lee, H. A. Further data on the susceptibility of rutaceous plants 

 to citrus canker. Jour. Agr. Research 15 : 661-666. pi. 60-63. 

 23 D 1918. 



Lee, H. A. Further data on the citrus canker affection of the 

 citrus species and varieties at Lamao. Philip. Agr. Rev. i : 

 200-206. pi. 1 918. 



Levine, M. Further notes on the sporadic appearance of non- 

 edible mushrooms in cultivated mushroom beds. Mycologia 

 11:51-54./)/.^. i7Mri9i9. 



Levine, M. The sporadic appearance of non-edible mushrooms 

 in cultures of Agaricus campestris. Bull. Torrey Club 46: 

 57-63- P^' 3-5' 25 F 1919. 



Lloyd, C. G. Mycological notes No. 54 : 766-780. /. 11 4^-1 1^4. 

 Je 1918; No. 55: 782-796. /. iiy^-ii^g. Au 1918; No. 56: 

 798-812. /. 1238-1266. O 1918. 



