PROCEEDINGS OF ASSOCIATIONS 



Report of the British timber conference 5 under the joint 

 auspices of the .Royal English arboricultural society 

 and the Timber trade federation of the United Kingdom, 

 held June 15, 1909. 48 p. Illus . London. 



Society of American foresters*' Proceedings, vol. 4, no. 2, 

 1909. 98 p. "Washington, D. C. 



University of Nebraska -Forest club. Program, 1909-10. 4 p 

 Lincoln. 



-rif\ Q 71 -rv ; TTIT. r 

 \J - ^.'jwD i jjl. iliLi 



Insects 



Barkbeetles of the genus Dendrcctonus ; A. D, Hopkins. 

 1909. 169 p." Illus. Bulletin 83, pt . 1, Bureau 

 of entomology, U. S. Dept . of agriculture. 



DEFORESTATION 



Deforestation and its effects among the hills of southern 

 Indiana; G, Gulbertson. 1908. 11 p. Indiana 

 academy of science, Indianapolis. 



GRAZING 



Coyote -proof pasture experiment, 1908; 'J. T. Jardine. 



1909. 40 p. Illus. Circular 16C , iore?t service. 



IRRIGATION 



Drainage of irrigated lands; C. E. 'Brown. 1909. 52 p. 

 IllUS. Farmers' pujLletin 371, u. S. Dept. of agri- 

 culture'.- 



Drainage of irrigated lands in the San O'oaquin valley, 

 California; S'. Portier & V. II. Cone > 1909, 58 p. 

 Illus. Bulletin 217, Office of Experiment stations, 

 U. S. Dept. of agriculture-. 



AHBORETUMS 



Arboretum de Groenedael; catalogue. 1909 96 p . P. van 

 Buggenhoudt , Bruxellesv 



