(136) 
Green, Presley A. San Jose Scale (Aspidiotus perniciosus). (Boletim de Agricultura 
Säo Paulo XXI. Ser [1920], p. 312330.) 
Greene, Charles T. Two new Cambium Miners (Diptera). — Agromyza aceris n. sp. 
et Agromyza amelanchieris n. sp. (Journ. Agric. Research Washington X [1917], 
p. 313—317, Pl. 48.) 
Groß, J. Die Spitzendürre unserer Obstbäume. (Prakt. Ratgeber Obst- u. Garten- 
bau. XXXV [1920], p. 173—174.) 
Großenbacher, J. G. Crown-Rot of Fruit Trees: Histological Studies. (Amer. Joum. 
Bot. IV [1917], p. 477—512, Pl. XXI-XXVIIL) N 
Gvozdenovie, F. Il „perocida‘ quale succedaneo del solfato di rame per combattere 
la peronospora della vite. (Le Staz. sperim. agrar. ital. XLVIII [Modena en SB 
p- 153—174.) 
H. und K. Starkes Auftreten des Schwarzrostes am Getreide. (Mitteil. d. Deutsch. 
Landwirtsch. Ges. XXXV [1920], p. 500—501.) 
Hahn, Glenn G., Hartley, Carl and Pierce, Roy G. A Nursery Blight of Cedars. (Journ. 
Agric. Research Washington X [1917], p. 533—539, Pl. LX—LXI.) 
Hall, €. J. J. van. Ziekten en Plagen der Cultuurgewassen in Nederlandsch-Indi& 
in 1919. (Mededeel. Instituut Plantenziekten Nr. 39 [Buitenzorg 1920], 50 pp. 8°.) 
‘ Harter, L. L. Podblight of the Lima Beau caused by Diaporthe Phaseolorum. 
(Journ. Agric. Research Washington XI [1917], p. 473—504, Pl. XLII—XLHL 
Fig. 1—11.) i 
— A hitherto-unreported disease of Okra. (Journ. Agric. Research Washington XIV 
[1918], p- 207—210, Pl. XXIII, 3 Textfigs.) ; 
Harter, L. L., Weimer, J. L. and Adams, J. M. R. Sweet-Potato Storage-Rots. (Jowe 3 
Agric. Research Washington XV [1918], p. 337—368, Pls. XXI-XXVIL) 
Hartley, Carl, Merrill, T. C. and Rhoads, Arthur, S. Seedling Diseases of Conifers. 
(Journ. Agric. Research Washington XV [1918], p. 521—558, Plate.B.) i 
Harukawa, Chukichi. On the Life-History and Habits of a Peach Leaf-Miner, Ornix Sp. 
(Berichte d. Ohara Instituts f. landw. Forsch. Bd. 1 [1918], p. 325—333, Plate V.) 
— The Serpentine Leaf-Miner of the Peach, a Species of Lyonetia. (Ibidem p. 335—348, 
Pl. VL.) 
Havelik, Karl. Die Hausschwammplage an den Telegraphenstangen. (Centralbl. f, 
 d. ges. Forstwes. XL [1914], p. 278—295.) Rn 
Hayes, H. K. and Stakman, E. C. Rust resistance in Timothy. (Journ. Amer. Soc. 
Agron. XI [1919], p. 67—70.) : = 
Hecke, Ludw. Die Frage der Bekämpfung des Getreiderostes. (Nachr. d. Deutsch. 
'Landw. Ges. f. Österreich N. F. IT [1918], p. 140-142.) _ 
Hedgeock, George C., Bethel, Ellsworth and Hunt, N. Rex. Pifion Blister-Rust. (Journ. 
Agric. Research Washington XIV [1918], p. 411-424, Pl. LIV-LVIL) 
Heinrich, Carl. Note on the European Corn Borer (Pyrausta nubilalis Hübner) and 
its nearest American Allies, with description of Larvae, Pupae, and one new. 
species. (Journ. Agric. Research XVIII [1919], p. 171—178, Pls. vaxıy 
Heinsen, E. Weiteres vom Moniliapilz an Sauerkirschen. (Prakt. Ratgeb. Obst 
u. Gartenbau XXXV [1920], p. 175.) 
— Kräuselkrankheit an Tomaten. (Prakt. Ratgeb. i. Obst- u. Gartenb. xaxv 
[1920], p. 207, 2 Textabb.) 
Hempel, Adolpho. Descripgäo de sete novas especies de Coccidas. (Revista do: Muscu 
Paulista Vol. X [Säo Paulo 1918], p. 195208, 1 Pl.) : 
— Descripcäo de duas novas especies de Coccidas. Ren Muscu- Paulite 
{1919], p. 453—457, 2 Fig.) 
