XX 



tivity to Poisons. 3rd Paper. 219 

 Florensa y Condal, Puccinia Ory- 



zae, ein Schädling: des Reis im 



rechten Ebrodelta(Spanien).348 

 Fromme, Violet root of Alfalfa in 



Virginia. 545 



Gassner, Die Getreideroste und 



ihr Auftreten im subtropischen 



östlichen Südamerika. 287 



Gentner, Das Saatgut als Träger 



von Krankheitskeimen. 658 

 Giddings and Berg, New or note- 



worthy facts concerning apple 



rust. 545 



Graves, Notes on diseases of trees 



in the Southern Appalachians. I. 



105 

 , Root rot of coniferousseed- 



lings. 23 



Gröf, Ueber den Pfefferminzrost 



in Ungarn in den Jahren 1913 — 



14. I. Teil. 514 



Groom, „Brown Oak" and its Ori- 



gin- 134 



Grossenbacher, Somebark diseases 



of Citrus trees in Florida. 546 

 Harter, Sweet-potato scurf. 575 

 Heald and Woolman, Bunt or stin- 



king smut of wheat. 575 



Hedgcock, Notes on some diseases 



of trees in our national forests. 



m. 135 



d'Herelle, Sur le procede biolo- 

 gique de destruction des Sau- 

 terelles. 367 



Herr mann, Ueber die Kienzopf- 

 krankheit der Kiefer. 659 



Home, The Control of Peach Leaf 

 Curl. 135 



Hotson, Fire blight on cherries. 



623 



von Istvdnffi, Das Auftreten der 

 Blattfallkrankheit des Wein- 

 stocks in Ungarn, nach Unter- 

 suchungen von Dr. F. Sävoly. 5 



vo)i Keissler, Ueber einige Flech- 

 tenparasiten aus Steiermark. 444 



Kieffer, Nouvelles Cecidomyies 

 mycophiles et xylophiles. 287 



Kniglit and Crocker, Toxicity of 

 Smoke. 268 



Lipman and Burgen, Studies on 

 ammonification in soils by pure 

 cultures. 319 



and , The effects of 



copper, zinc, iron and lead salts 



on ammonification and nitrifi- 

 cation in soils. 319 



Long, A preliminary note on Po- 

 l5'-porus dryadeus as a root pa- 

 rasite on the oak. 136 



, Polyporu5 dryadeus, a root 



parasite on the oak. 368 



Ludwigs, Ueber die Kroepoek- 

 Krankheit des Tabaks in Ka- 

 merun. (V. M). 575 



Lutman, The pathological anato- 

 my of potato scab. 136 



Mancy, The effect of potato scab 

 treatment on seed vitality. 319 



Melchers, A new alfalfa leaf-spot 

 in America. 105 



Milburn, Fungoid diseases offarm 

 and garden crops. With a pre- 

 fatory Note by E. A. ßessey. 576 



Molliard, Production experimen- 

 tale de tubercules au depens de 

 la tige principale de la Pomme 

 de terre. 444 



Münch, Untersuchungen über 

 Eichenkrankheiten. I. Die Weiss- 

 fäule des Feuerschwammes(Po- 

 lyporus igniarius); Geschwin- 

 digkeit ihres Fortschreitens. 659 



Neger, Nachträge zum Eichen- 

 mehltau. 660 



Nicolas, De l'influencequ'exercent 

 les Fumagines sur l'assimilation 

 chlorophyllienne et la respira- 

 tion. 576 



O'Gara, A bacterial disease of 

 western wheatgrass. First ac- 

 count of the occurrency a new 

 type of bacterial disease in 

 America. 192 



, A Podosporiella disease of 



germinating wheat. 623 



Orton, International phytopatho- 

 logy and quarantine legislation. 



136 



Peltier, A consideration of the 

 physiology and life history of 

 a parasitic Botrytis on Pepper 

 and Lettuce. 288 



Petch, Horse-hair Blights. 444 



Pierce and Hartley, Horse-chest- 

 nut anthracnose. 576 



Plehn, Fischkrankheiten. 106 



Pritchard, A preliminary report 

 on the yearly origin and dis- 

 semination of Puccinia grami- 

 nis. 289 



