Ausländische Literatur. 



745 



tium Rolfsii. 441 — 448; 2 Taf. — Faulwetter, R. C, Disseraination of the An- 

 gular Leafspot of Cotton. 457 — 475. 



Bd. IX, 1917, Lee, H. A., A New Bacterial Citrus Disease. 1—8; 3 Taf. 



— Gile, P. L., and Carrero, J. O., Absorption of Nntrients as affected by the 

 Number of Roots Supplied vvith the Nutrient. jt, — 95. — Jensen, C. A., Com- 

 position of Citrus Leaves at Various Stages of ]Mottling. 157 — 166. — McBeth, 

 J. G., Relation of the Transformation and Distribution of Soil Nitrogen to the 

 Nutrition of Citrus Plauts. 183 — 252. — Wolf, F. A., and Cromwell, R. 0., 

 Xylaria Rootrot of Apple. 269 — 276; 3 Taf. — Briggs, L. J., and Shantz, H. L., 

 A Comparison ot the Hourly Evaporation Rate of Atmometers and Free Water 

 Surfaces with the Transpiration Rate of Medicago sativa. 277 — 292; 3 Taf. — 

 Greaves, J. E., Stewart, R., and Hirst, C. T., Influence of Crop, Season, and 

 Water on the Bacterial Activities of the Soil. 293 — 341. — Collins, G. N., Hy- 

 brids of Zea rainosa and Zea tunicatä. 383 — 395 ; 9 Taf. — Rosenbaum, J., 

 and Shapovalov, M., A New Strain of Rhizoctonia solani on the Potato. 413 

 — 419; 2 Taf. — Ramsey, G. B., A Form of Potato Disease Produced by Rhi- 

 zoctonia. 421 — 426; 4 Taf. 



Bd. X, 1917. Miller, E. C, Daily Variation of Water and Dry Matter in the 

 Leaves of Corn and the Sorghums. 11 — 45; i Taf. — Smith, E. F., A New Dis- 

 ease of Wheat. 51 — 53; 5 Taf. — Hunter, 0. W., Microorganisms and Heat 

 Prbduction in Silage Fermentation. 75 — ^2,. — Weir, J. R., A Needle Blight 

 of Douglas Fir. 99 — 103; i Taf. — Higgins, B. B., A Colletotrichum L,eafspot 

 of Turnips. 157 — 161; 2 Taf. — Fromme, F. D., and Thomas, H. E., Black 

 Rootrot of the Apple. 163 — 173; 3 Taf. — Zinn, J., and Surface, F. M., Studies 

 on Oat Breeding. V. The F, and Fj Generations of a Cross Between a Naked 

 and a HuUed Oat. 293 — 312; 9 Taf. — Stakman, E. C, and Piemeisel, F. J., 

 Biologie Forms of Puccinia graminis on Cereals and Grasses. 429 — 495 ; 7 Taf. 



— Hahn, G. G., Hartley, C, and Pierce, R. G., A Nursery Blight of Cedars. 

 533 — 539; 2 Taf. — Allard, H. A., Further Studies of the Mosaic Disease of 

 Tobacco. 615 — 631; I Taf. 



Bd. XI, 1917. Shear, C. L., Eudrot of Cranberries. 35 — 41; i Taf. — 

 McDonnell, C. C, and Roark, R. C, Occurrence of ^Manganese in Insect Flowers 

 and Insect Plower Stems. jj — 82. — ^' Shedd, 0. M., Effect of Sulphur on Dif- 

 ferent Crops and Solls. 91 — 103. — Rietz, H. L., and Smith, L. H., A Statistical 

 Study of Some Indirect Effects of Certain Selections in Breeding Indian Corn 

 105 — 146. — White, O. E., Inheritance Studies in Pisum. IV. Interrelation 

 of the Genetic Factors of Pisum. 167 — 190. — ■ Shantz, H. L., and Piemeisel, 

 R. L., Fungus Fairy Rings in Eastern Colorado and Their Effect on Vegetation. 

 191 — -245; 21 Taf. — Colley, R. H., Diagnosing White-Pine Blister-Rust froni 

 Its Mycelium. 281—286; i Taf. — Brooks, C, and Cooley, J. S., Effect of Tem-. 

 perature Aeration and Humidity on Jonathan- Spot and Scald of Apples in 

 Storage. 287 — ^317; 2 Taf. — Moore, W., and Willaman, J. J., Studies in Green- 

 house Fumigation with Hydrocyanic Acid: Physiological Effects on the Plant. 

 .S 19— 338; I Taf. — Hartwell, B. L., Hammett, F. S., and Wessels, F. H., Reac- 

 tions of the Phosphorus of the Thickeued Root of the Fiat Turnip. 359 — 370. 



— Harter, L. L., Podblight of the Lima Bean Caused by Diaporthe phaseo- 

 lorum. 473 — 504; 2 Taf. — Stevens, N. E., Temperatures of the Cranberry Re- 

 gions of the United States in Relation to the Growth of Certain Fungi. 521 

 — -529. — Tisdale, W. H., Flaxwilt: A Study of the Nature and Inheritance of 

 Wilt Resistance. 573 — 605; 3 Taf. — Jones, L. R., Johnson, A. G., and Reddy, 

 C. S., Bacterial-Blight of Barley. 625—643 ; 4 Taf. — Piper, C. V., and Shull, J. M., 

 Structure of the Pod and the Seed of the Georgia Velvet Bean, vStizolobium 

 deeringianum. 673 — 675; 2 Taf. — Marsh, C. D., and Clawson, A. B., Eupa- 

 toriuni urticaefolium as a Poisonous Plant. 699 — 715; 3 Taf, 



Bd. XII, 1918. Hasselbring, H., Behavior of Sweet Potatoes in the Ground. 

 9 — 17. — Long, W. H., and Harsch, R. M., Pure Cultures of Wood-Rotting 



