55] Forstbotanik. 481 



709. Hawes, A. F. The management of Vermont forests with 

 •special reference to white pine. (Vermont Sta. Bull. 156, p. 99.) 



Exp. Stat. Rec, 1911, XXV, p, 747. 



710. HawfiS, A. F. Second annual report of State forester on 

 the progress of forestry in Vermont. (Ann. Rpt. State Forester Vt., 



1910, II, 52 pp.) 



E.Kp. Stat. Rec, 1911, XXIV, p. 342. 



711. Herty, €. H. Relation of light chipping to the commercial 

 yield of naval stores. (U. S. Dept, Agr., Forest Serv., Bull. 90, 36 pp.) 



Exp. Stat. Rec, 1911, XXV, p. 647. 



712. Honian, G. M. Third biennial report of the State forester 

 of the State of California. (Bieu. Rpt. State Forester Cal., 1909-1910, 

 III, 160 pp.) 



Exp. Stat. Rec, 1911, XXIV, p. 646. 



713. Höpffner, A. Beobachtungen über elektrische Erscheinungen 

 im Walde. (Naturw. Zeitschr. f. Forst- u. Landw., \'III, 1910, p. 411—416, 

 mit 6 Abb.) 



714. Krais, P. Gewerbliche Materialkunde: Die Hölzer. (Stutt- 

 gart 1910, vol. 1, p. XVI u. 782.) 



Exp. Stat. Rec, 1911. XXV, 241. 



715. Levison, J. J. City trees and their relation to forestry. 

 (Amer. Forestry, XVII, 1911, p. 91—94, mit 4 Tafeln.) 



716. MacMillan, H. R. Forest products of Canada, 1909. — Poles 

 purchased. (Dept. Int. Canada, Forestry Branch Bul. 12, 1910, 9 pp.) 



Exp. Stat. Rec, 1911, XXV, p. 346. 



717. MacMillan, H. R. Forest products of Canada, 1909. — Cross- 

 ties purchased. (Dept. Int. Canada, Forestry Branch, Bull. 14, 1911, 8 pp.) 



Exp. Stat. Rec, 1911, XXV, p. 346. 



718. Mac Millan, H. R. Forest products of Canada, 1909. (Dept 

 Int. Canada, Forestry Branch, Bull. 11, 1910, 30 pp.) 



Exp. Stat. Rec, 1911. XXV, p. 740. 



719. MacMillan, H. R. Forest products of Canada, 1909. — Pulp 

 wood. (Dept. Int. Canada, Forestry Branch, Bull. 12, 1910, 9 pp.) 



Exp. Stat. Rec, 1911, XXV, p. 346. 



720. Planehon, L. Exploitation de la resine du Pin d'Alep dans 

 le departement de l'Herault. 1 br., 14 pp , Montpellier 1911. 



721. Rane, F. W. Seventh annual report of the state forester of 

 Massachusetts. (Ann. Rpt. State Porester Mass., 1910, VII, 115 pp.) 



Exp. Stat. Rec, 1911, XXV, p. 242. 



722. Rhodes, J. E. Forestry and the lumber bussiness. (Forestry 

 Quart., 1911, IX, No. 2, p. 195.) 



Exp. Stat. Rec, 1911, XXV, p. 448. 



722a. Ricard, J. H. In the Landes coxiutry. — Exploitation of 

 resinous forests. (Au Pays Landais: Exploitation des Forets Resineuses. 

 Paris 1911, 252 pp.) 



Exp. Stat. Rec, 1911, XXIV, p. 548. 



723. Ring, E, E. Eighth report of the forest commissioner of 

 the State of Maine. (Rpt. Forest Comr. Maine, 1910, VIII, 110 pp., pls. 3.) 



Exp. Stat. Rec, 1911, XXIV, p. 547. 

 Botanischer Jahresbericht XXXIX (1911) 2. Abt. [Gedruckt 6. 7. 14.] 31 



