ENTOMOLOGY. 801 



Concerning the cutting bed fungus and its prevention, R. Aderhold {Garten- 

 flora, -ir, (!S97), \(). •', i)p. 114-1. r,,fl(j. 1). 



A gum disease of tlie cacao tree, L. MANGiN(Com2J<. Rend., 124 {1897), No. 6, pp. 

 312-315; also Jour. A<jr. Prat., Gl {1S97), No. 8, pp. 274, 275, fins. 2). ■ 



Bacteriosis of the mulberry tree, V. Peglion {Ccntbl. Baht. nnd Par Alh/., S 

 {1897), No. .'-3, pp. C0-G4). 



Preventive treatment of grape anthracnose, L. Dkgrully {Prog. Agr. et Fit., 

 S7 {1897), No 7, pp. 173, 174). — Winter treatment with weak sohitions of sulphuric 

 acid or utid solutions of irou sulphate are recommended. 



The black rot of grapes, L. Dkgrully {Proa. Agr. et 11.'., 27 {1897), No. 6, pp. 

 145-148). — The value of copper compounds and resistant stock is shown. 



Club root in roses, H. T. Galloway {Amcr. (iard., IS {1897), No. 113, p. 127). — 

 Notes are fj;iven of injury to roses by nematodes and the sterilization of the soil by 

 steam heat wherever practicable is advised. 



An injurious parasite of the Japanese forests, Houda {Forstl. natarw. Ztschr.,6 

 {1890), No. 1, pp. 3G, 37, jig. 1). — Helicohasidium monipa is described. 



Fungus diseases of agricultural and forest culture plants in Hanover during 

 1896, ('. Wehmer {Centbl. Bakt. and Far. Allg., 2 {1896), No. 24-25, pp. 780-797). 



Forest fungi, W. D. Halsted (Forester, 2 {1897), No. 2, p. 25). — Notes are given on 

 cedar apples and their connection with diseases of apples and pears. 



Report on experiments in the prevention of heart and dry rot of sugar beets 

 in 1896, Frank {Zlschr. Ver. I!iibcn:. Ind., {1896), Dec, pp. 001-928, fig. 1). 



Potassium sulphid for peach mildew, J.W. Houck {Pacific Eural Press, 53 {1897), 

 No. 11, p. 160) — Spraying trees with a solution of |^ oz. of potassium sulphid in 5 gal. 

 of water is said to be an efficient remedy against the powdery mildew of peach. 



Bordeaux mixture for peach leaf curl, N. P. Chipman {Pacific Rural Press, 53 

 {1897), No. 0, 2)- 84). — A Bordeaux mixture composed of 5 lbs. each of copper sulphate 

 and lime to 50 gal. of water is said to be very efficient in preventing leaf curl. 



Preventives against carnation rust, H. Weber {Florists' Fxchange, 9 {1897), No. 

 6, p. 130). 



Nitrate of soda to kill eel worms, J. N. May {Amvr. Florist, 12 {1897), No. 459, 

 ]}p. 770, 771). — Keports negative results with nitrate of soda even when used as strong 

 as 1 oz. to 4 gal. of water. 



Fungus diseases and injurious insects, R. II. Price {Texas Sta. Bui. 39, pp. 840- 

 S47,figs. 9). — Popular notes are given on the black spot of peach, root galls, nematode 

 affections, curculio, brown or black root aphides, leaf footed bug {Leptoglossus phyl- 

 lopus), and peach tree borer, and as far as known the best remedies suggested for 

 combating their attacks. 



Concerning the injury done in 1894 by fungi and insects in Prussia, P. 

 SoRAUER {Ztschr. Pflanzenkraiik., {1890), Nos. 4, pp. 210-225; 5, pp. 277-285; 6, pp. 

 338-342). — A review is given of tlie diseases and insects iujni'ing various crops and 

 statistical estimates are given of the amount of injury done. 



ENTOMOLOGY. 



Three injurious insects, T. A. Williams {South Dalota Sta. Bill. 

 48, pp. 12-20., Jigs. 5). — Notes are given of the box ehler twig gall moth, 

 a web spinning sawfly of plums and cherries, and the wheat stem 

 maggot. 



Illustrated descrii)tive notes are given of the box eldei- twig gall 

 moth {Proteoplery.r fipoliana), an insect that has proved troublesome to 

 the box elder trees for some time. There are claimed to be 2 broods, 

 the second generation passing the winter in the ground. Spraying the 



