FORESTRY SEEDS WEEDS. 801 



FORESTRY. 



Forestry report, W. T. ^Iacoun (Canada Expil. Farma Rpt. lS95,pp..-,S-69,p}. l).—k 

 tabuliited record is given for tlio (lill'crent species of fonst trees, Hhowing their 

 average growth and present condition, with notes on 2i species. The dates of l»loom- 

 ing arc given for several of the trees and shrubs. 



Forest trees, A. ^[ackay (Canada Expil. Farmf Rpt. 1S05, pp. 300-363).— if oU-s are 

 given on the present condition of shrubs and trees planted in 1894, with a report on 

 the amount of labor required for the culture of the forest plantations during the 

 past year. 



Concerning smoke injury to firs, B. Bouggrevk (Zlsckr. Foist, nnd Jaijtlir., S9 

 (1S90), \o. 3, pp. l')9-17(">). — A controversial article replying to K. Ilartig. 



Effect of lightning upon trees, K. Hahtig (ForsU. naturw. Ztsfhr., G (1S97), Xo. 3, 

 pp. 97-1. '0, figs. SJ). 



The aspen and its uses { Harden, .7/ (1SD7), Xo. 132-'', pp. 257,358). 



The value of willow timber, A. D. Webster (Card. Chron., ser. 3, 21 (1897), Xo. 

 536, p. 216). 



Australian and other foreign trees growing unprotected in Arran, D. Laxds- 

 BOROiTGii (Trans, and Pror. Bot. Soc. Edinburgh, 20 (1S96), III, pp. 508-531). 



Influence of groves on the moisture content of the air, L. C. Corbktt (Forester, 

 3 (1S97), Xo. 4, p. 48). — An average higher humidity amounting to 4.7!) per cent is 

 noted for the spring and summer months in groves over that in the open. 



The cultivation of willows, F. R. Meier (Forester, 3 (1897), Xo.4, pp. 54, 55). ' 



The mineral food of conifers, A. C. Forbes (Card. Chron., ser. 3, 21 (1897), Xo. 

 535, p. 200). 



Observations on the destructive effects of wind and the protection afforded 

 by Twoodlands and wind-breaks, F. II. KiNt; {I'roc Amcr. Forest. Assn., 11 ( 1S'J7), 

 pp. 125-130). 



The tamarack pine, C. A. PrRrus (Forstl. natnrir. Ztschr., 0(1897), Xo. 3, pp. 

 i^'.T- /;?"). —Notes are given of rinus )Hitrrayaiia. 



The relation of insects and birds to the present forest conditions, A. D. Hop- 

 kins (Proc. Ainer. Forest. Assn., 11 (1897), pp. 173-176). 



Plant protection, H. FCrst (Die Pjianzenznekt hn ff'alde. Berlin: J. Springer, 

 1S97, pp. X, 308, figs, 52). — A handbook for foresters and students. 



SEEDS— WEEDS. ^ 



Report of the seed-control station at Vienna, Austria, 1895-'96, 

 T. EiTTER YON VVeinzierl [Chem. /J;/., :Jl (^^.'^/), A'". VN, ^^ />;).— In 

 addition to the usual seed testing, the station conducted experiments 

 on the germination of hard clover seed; <'omi)arative experiments in 

 testing the methods of tlie German Association and the methods of 

 this station; testing apparatus for beet seed germination, etc.; lield 

 tests with fodder plants, employing various grass mixtures; miscella- 

 neous field tests at Melk and Marshlield, in Lower Austria: and experi- 

 ments witli alpine fodder plants. The work of see<l testing shows a 

 considerable increase in the number of sami)les tested over the pievious 

 year. In all, 18,771) analyses were made during the year ending July 

 31, 1800. 



Tests of the vitality of grain and other seeds, NV. Saunders 

 {Canada E.vptl. Farms Rpt. 18!)',, 2U). 51-53, Jig. i).— A report is given of 



