•123--. 



DEPj^prMJrT OF /■ G5ICULTJHE 

 JOUKITAL OF "j^r.^ICULTijRAL HH:SEi\RCE (coxit.) 

 •COHTniBUT-IONS FP.0I1 3UR~y\U OF P.Li\:TT IIHUSTRY 



Ntimber. 

 G-183. Edson, H.A. & 



Shapovalov,M. 

 G-1B4.' Anthony, S. & 



Harlan, H.V. 

 a-185. McCTilloch, L. ' 

 G-185. Gamer, W.V7. & 



Allara, H.A. 



E-12'. LeClerc.J.A. & 

 3rea2eale,J.F. 



Wis-17. AtanasoffjD. & 

 . Joli:iScn,-ii.G. 



Vol-ume 18 (cont.) - .-.....■ 



Tfeupex-ature relations of certain potato-rot 

 and wilt-producins f-unf^i. p. 511-524, 1920. 



G 'eniunation of barley pollen, • p. 525-536. 

 1920. 



Basal glniusrot of wheat. p. 543-551. 1920. 



Effect of the relative length of day and nif^ht 

 ■ and other -factors of thQ..ea-ri.r.ttncient on 

 gi'owth ana reproauction dn ^.lants. p.553- 

 606. 1S2G. 



Effect of lime upon the sodi-am-chlorii toler- 

 ance of wheat seedlings. p. 347-356. •■1920. 

 (In cooperation with Bur. cheiListry) 



Treatnent of cereal seea.s by dry -heat. -ip.SVS- 



- 390.- 192Q. (In cooperation with Vds. 

 aijr. exp.sta, ) • • • ■■ 



G-187. Collins, G.N. & 

 Keipton, J.H.' 

 G-188. Sarvis, J.T. 



G-189. Weston,V:.K.Jr. 



G-190. Brandes, E.Vi 



G-191. Elliott, C. 

 G-192. Lee, H.A. 



G-193. Fulton, H.R. 



G-194. Dickson, J. G. & 

 ' Johann,' H. 



G-1S5. Hungerford.C.W. 



G-196. Harris, J. A. 



G-197. Schult2,E.S. ci 

 Folsom, D. 



G-198. Braun, H. ' 



- •'roluif.'e 19. 

 A teosinte-naiss hybrid, p. 1-37. 1920, 



Composition and density, of the native ve:;e- 

 tation in the vicinity of the Northern Great 

 Plains field station, p. 63-72. 1920. 



Riilippine -downy raildew of maize. p. 97-122. 

 1920. ... ., . . 



Artificial and insect transmission of sugar- 

 c.ane mosaic. p. 131-138. 1920. 



Halo-blight of oats. p. 139-172. 1920. 



Behavior of the citrus-canker on^anism in the 

 soil. p. 189-205. 1920. 



Decline of Pseudomonas citri in the soil, 

 p. 207-223. 1920. 



Production of conidia in Gibbetella saubinetii, 

 p,2o5-237. 1920. (In cooperation with 

 Vdsc. agr. exp. sta. )- . . 



Rust in seed wheat and its relation to seed- 

 ling infection. p. 257-277. 1920. 



Practical uni'^rsalityof field heterogeneity 

 as a factor influencing plot yields, p.279- 

 3lH. 1920. 



Traii^ruission of t/.e mcsa-ic .disease of -Irish 

 potatnes.- p. 315-338. Ii20.^ (In coop- 

 er'ricion with ivlaine ajr.- exp. gta. ) ■• 



Presoc^k method ox se^ri treatment: a means of 

 preventing seed injiju'y due to chemical disin- 

 fectants and of increasir.g --err-dcidal ef- 

 ficiency, p. 353-392. 1920. 



