-115- 



rBPATiTMElIT OF AGRICULTURE 



J0U5ITAL OF AGRICUL TUR^' J. HSSEAHCH (coi-it. ) 



C0N7RI3U7I0IJS FROM BUREAU OF PL.'iin IIJIUSTRY 



Volume 5, 

 IT-umber. 

 G-56. Edson, H.A, Histological relations of s-ugarrrbeet seedlings 



and PhOLia betae. p. 55-53. 1315. 

 G-57. i/ielhTis^ I.E. Perennial myceliiiii in species of Peronosporaceae 



related to Haytophtiaora infestans. p. 59-70. 1S15. 



G-5S. . Hibernation of Hiytophthora infestans in the I^'ish 



potato. p. 71-102. 1915. 

 'G-59. BriggSjL.J. &• An automatic transpiration seal© of large capacity 



Shantz, H.L. for use vvith fx-eely e::posed plants, p. 117-132. 1915. 



G-50. Hedgcock,G.G. Parasitism of Comaiidra unbeilata. p. 133-135. 1915. 

 G-61. Rosenbaum, J.& Alteniaria pana:c, the cause of a root-rot of gin- 



Zinnsmei3ter,0.L.seng. p, 181-182. . 1915. 

 G-62. Carpenter, C.Vi'. Soue potaco tuber-rots caused by species of 



Fusari-jLi. p. 133-210. 1515; • 

 G-53. Allard, K,A. Distribution of th3 virus of the'LiOSaic disease 



in capsules, filaixients, anthers, and pistils 

 of affected tobacco plants, p. 251-256. 1S15. 

 G-64. Rand, F.V. . 'DisseLiination of bacterial wilt of -cucurbits. 



[Preliminary' note.] "p. 257-260. 1915. 

 G-65. Hedgcock.G.G.ci Two new hosts for Peridermium pyriforme. 



Long.W.H. p. 233-290. 1915. 



G-66. Ro senbauii:', J . Pathogenicity and identity of Sclerotinia 



libertiana and Sclerotinia smilacina on ginseng, 

 p.. 291 -298. 1915. 

 G-67. Long, W.H. A horieyccijib heart-rot of oaks caused by Stereuin 



■ su.bpilsabua... p. 421-428. 1915. 

 G-68. St:ith,E,F. & An;:^lar leaf-spot of cuciHibers. ' p.455-476, 



Bryan, M.Iw 1915. 



G-69. Hasselbring,n.5: Respiration experiments with s\ve'et potatoes. 

 Hawkins,!. A. p. 509-517. 1915. 



G-70. Carbonydrate transformations in sweet potatoes. 



p. 545-560. 1915. 



G-71,_ Briggs,Ij.J.<S; Hourly transpiration rate on clear days as de-- 

 Shantz, H.L. termined "by cyclic- environmental factors. 



p. 583-650. 19.16. ■ , • 



G-72. Weir, J, R. u: A serious disease in forest nurseries caused 



Hubert, E.E. by Peridermium filaLientosum, p.7iBl-785. 1916. " ■ 

 G-73. Harter, L.L. Sweet-potato scurf, p. 787-792. 1916. 

 G-74. Pool,V.V/. & Relation of stomatal movement to infection by 

 McPtay, U.B. Cercospora beticola, p. 1011-1038. 1916. 



VoluTiie 6. 



G-75. Pool,V.r'. & Climatic condioions as related to Cercospora 



Mci:ay,M.3, beticola. p. 21 -60. 1916. 



G-76. Meier, F.C. Wateiijelon stem-end rot. [Preliminary paper.] 



p. 149-152. 1916. 



G-77. Smith, E.F. Cro\rngall studies showing changes in plant struct- 

 ures due to a changed stimulus. [Preliminary 

 paper.] p. 179-182. 1916. 



