Neue Litteratur. 159 



massigste Art der Durchführung von Veredelungsauslese-Züchtung 

 bei Pflanzen mit Selbstbefruchtung [Schluss]. (Arch. Rass.- u. Ges. 

 Biol. IV. 3. p. 281—313.) 



Garman, H. 1907. Yellow Trefoil as a Forage Crop. (Rural New- 

 Yorker. LXVI. 2992. p. 442). [Yellow trefoil (Medicago lupulina) not 

 recommended for culture on the level lands of Kentucky wher- 

 ever covv peas or red clover can be grown. May prove of value 

 in the foothills of eastern Kentucky where the soil are unsuited 

 to clovers. — W. T. Swingle.] 



Gauch er, H. 1907. Handbuch der Obstkultur. Aus der Praxis für 

 die Praxis bearbeitet. 20 Lieferungen. (Berlin 1907. 4. Aufl. gr. 8°. 

 mit 16 Taf. und 625 Fig. — Liefg. 1. p. 1—80.) 



Green, W. J. and C. W. Waid. 1906. Potato investigations. (Bull. 

 Ohio agric. Expt. Stat. 1906. 174. p. 251—289. 4 flg.) 



Heald, F. D. 1907. The Seed of Cheat, Meadow Fesque and Brome 

 Grass. (Press] Bull. Nebraska agric. Expt. Stat., Lincoln. Nebr. 

 1907. 25. 4. pp. figs. 1—2.) [Cheat or chess (Bromus secalinus) seed 

 is often sold fraudulently for meadow fesque (Festuca pratensis) 

 or for brome grass (Bromus inermis) much to the detrement of 

 the purchasersr Figures and descriptions are given to enable the 

 seeds and spikelets of these three grasses to be distinguished. — 

 W. T. Swingle.] 



Heinze, B. 1907. Einige weitere Mitteilungen über den Schwefel- 

 kohlenstoff und die CS 2 -Behandlung des Bodens [Forts.]. (Cbl. 

 Bakt. 2. XVIII. 13/15. p. 462—470.) 



Hemsley, W. B. 1907. American rubber plants. (Bull. misc. Inf. 

 roy. bot. Gard. Kew. 1907. 5. p. 153—156.) 



Henderson, L. F. 1906. Destruction of dandelions. (Annual Rept. 

 Idaho agric. Expt. Stat. Moscow [Idaho]. 1905. [1906]. p. 19-20.] 



Hough, W. 1907. Kava drinking as practiced by the Papuans and 

 Polynesians. (Smithsonian misc. Collect. Washington XL VII. 

 p. 85-92. 1 pl.) 



Jaarverslag (1907) over 1906 van het Proefstation Oost-Java. (Soera- 

 baia, H. van Ingen. 1907. 8°. p. 215—2%.) 



Jenkins, W. H. 1907. The best Way to grow Celery. (Farming, 

 III. :4. p. 136—137. 6 ill.) [Celery culture in vicinity of New York 

 City, varieties to plant, how to fertilize, cultivate and blanch. — 

 W. T. Swingle.] 



Jensen, Hj. 1907. Onderzoekingen over tabak der Vorstenlanden. 

 Verslag over het jaar 1906. (Batavia, Landsdrukkerij , 1907. 8°. 

 31 pp. 2 pl.) 



Jones, L. R. 1907. State Nursery for Forest Tree Seedlings. (Bull. 

 Vermont agric. Expt. Stat. [Burlington, Vt.] 1907. 127. p. 41—52.) 

 [White pine (Pinus strobus), and black locust (Robinia pseudacacia) 

 seedlings offered for sale under a State law. White pine seed in 

 demand worth $ 2.50 to $ 4.00 a pound at retail. White pine is 

 most promising tree to plant in Vermont. — W. T. Swingle.] 



Kellogg, R. S. and H. M. Haie. 1907. Forest Products of the 

 United States: 1905. (Bull. Forest Serv. U. S. Dept. Agric. Washington, 

 D. C. 1907. 74. p. 1—69.) [Classified forest products by species for 

 1905. — W. T. Swingle.] 



Körners, K. 1907. Die Wertbestimmung des Rübensamens. (Mitt. 

 k. k. Samenkontr. Stat. Wien 1907. 346. 11 pp.) 



Smet, A. de 1907. Les droits d'entree qui grevent les arbres et 

 les plantes ä leur entree dans divers pays. (Rev. Hortic. beige et 

 etrangere. XXXIII.) 



