62 Facliliterarische Eingänge. 



The power of groAvth exhibited by (»strich ferns. Repr. Bull. Torrey 

 Bot. Club 36, 1909. — The elogj^iiig- ()f rtraiii tile by roots. Repr. 

 Torreya, Vol. II, No. 3, 1911. — Soine simple physiological apparatiis. 

 Mass, Agric. College. — By George E. Stone, 8"\ 5, 4u. 6S. m.Fig. 



Wehher's „Brown Fuiigiis" of tlie citrus Avhitefly. (Aegerita Webberi 

 n. sp.) By H. S. Fawcetr. Repr. Science, N. S. Vol. XXXI, No. 806, 

 1910. 80, 1 S. 



liifliieiice of electricity oii iiiicroorganisnis. By George E. Stone. 

 Repr. Bot. Gaz. Vol. XL VIII, No. 5, 1909. 8», 20 S. m. 1 Textfig. 



A coiitribiitioii to the life history, parasitisiu and blology of Botry- 

 osphaeria Ribis. B}" J. G. Grossenb aclie r and B. M. Duggar. 

 New-York Agric. Exp. Stat. Geneva Techn. Bull. No. 18. 1911. 75 S. 

 mit 12 Taf. 



Fire blig'lit of pears, apples, ([uinces, etc. By H. H. Whetzel and 

 V. B. Stewart. — Peach leaf cnrl. By Errett Wallace and 

 H. H. Whetzel. — Spray injury induced by lime-sulfur prepar.ations. 

 By Errett Wallace. Cornell Univ. Agric. Exp. Stat. of the College 

 Ol Agric, Dep. of Plant Pathol. Bull. 272, 1909; 276, 288, 1910. 20, 

 24 und 33 S. mit Textfig. Ithaca, N. Y. 



The lesser clover-leaf weevil. By F. M. Webster. — Tlie sorghuni 

 midge. By W. Har])er Dean. — Papers on cereal and forage 

 insects, contents and index. U. S. Dep. of Agric, Bur, of Entomol., 

 Bull. No. 85, pt. T. pt. IV, und 85. 8", 20, 12 und 22 S. 1911. 



rumigation of citrus trees. — Tlie value of sodium cyanid for funii- 

 gation purposes. By R. S. Woglum. — Chemistry of funiigation 

 witli liydrocyanic-acid gas. By C. C. Mc Donneil. U. S. Dep. of 

 Agric, Bur. of Entomol., Bull. No. 90, pt. I, II, III. 8", 81 S. m. 8 Taf. 

 und 12 Textfig., 8 S. mit 2 Taf. und 14 S. mit 1 Fig. 1911. 



The sugar-cane insects of Hawaii. By D. L. van Dine. — The tiinothy 

 steui borer, a neAv timothy insect. By W. J. Phillips. — The 

 malze billbug. By E. 0. G. Kelly. — The broad-nosed grain weevil. 

 The loiig-headed flour-heetle. By F. H. Chittenden. — The lesser 

 graiu-borer. The larger grain-borer. By F. H. Chittenden. U.S. 

 Dep. of Agric, Bur. of Entomol., Bull. No. 93, 49 S. mit 4 Taf. und 

 5 Textfig.; 95, pt. I, IL 9 und 10 S. mit Taf. und Textfig.; 96, pt. II, 

 III. 10 und 32 S. mit Textfig. 1911. 



Spraying experiments against the grape leafhopper in the Lake Erle 

 Valley. By Fred Johnson. — Life history of tlie codling motli 

 aud its coutrol on pears in California. By S. W. F oster. — Vine- 

 yard spraying ex|)eriments against the rose-chalfer in the Lake Erie 

 Valley. By Fred .Johnson. U.S. Dep. of Agric, Bur. of Entomol., 

 Bull. No. 97, ])t. I, II, in. 12, 42 u. 12 S. mit Taf. u. Textfig. 1911. 



The alfalfa caterpiilar. By V. L. Wildermuth. — The alfalfa weevil. 

 By F. M. Webster. — Damage to sugar cane in Louisiana by the 

 sugar-cane borcr. By T. C. Barber. — An annotated bibliography 

 of the Mexican cotton boll weevil. By F. C. Bisliopp. -- The 

 mango Aveevil. By C. L. Marlatt. U. S. Dep, of Agric, Bur. of 



