90 
BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
1223. Walker, E. San Jose scale. <Southern Farmer and Hortic., 
August, 1898, pp. 243-244. 
Popular article on this pest. 
1224. Walker, E. The apple twig borer. <Cotton Planter, 21 
April, 1899. 
Treats of Amphicerus bicaudatus. 
1225. Warren, B. H. The army worm. <Ann. Rept. Pa. Agric. 
Exp. Sta. f. 1896 (1897), pp. 164-220, 8 pis. 
Treats also of birds eating the army worm; loss by worm in the State at 
least |300,000. 
1226. Waugh, F. A. A report on the occurrence of the cabbage 
root maggot. <Rept. Vt. Agric. Exp. Sta. f. 1896 (1897), 
pp. 116-119. 
Treats of Phorbia brassicse. 
1227. W augh, F. A. Insects and pollination. Report of the horti¬ 
culturist. <llth Ann. Rept. Vt. Agric. Exp. Sta., March, 
1899, pp. 245-247. 
Insects visiting plum blossoms. 
1228. W ebb, W. Report on San Jose scale. <Trans. Penin. Hortic. 
Soc., February, 1898, pp. 114-115. 
1229. Webber, H. J. More on the white fly. <Fla. Farmer and 
Fruit Grower, 20 March, 1897. 
1230. Webber, H. J. Warfare against scale insects. <Calif. Fruit 
Grower, 28 August, 1897, p. 4; 4 September, 1897, p. 4. 
Deals chiefly with certain fungous parasites of scale insects. 
1231. Webber, H. J. Notes on orange diseases in Florida. <Rural 
Calif., September, 1897, pp. 321-322. 
Notes on Penthalodes mytilaspidis, the purple or hairy mite. 
1232. Webber, H. J. Sooty mold of the orange and its treatment. 
<Bull. No. 13, Div. of Physiol, and Path., U. S. Dept. Agric., 
1897, pp. 34, 5 pis. 
Treats of fungi affecting Aleyrodes citri and Ceroplastes floridensis. 
1233. Webster, F. M. Report of the entomologist. <15th Ann. 
Rept. Ohio Agric. Exp. Sta., f. 1886 (1897), pp. xxxii-xxxvi. 
Brief notes on several insects. 
1234. Webster, F. M. Address on San Jose scale. <Agric. Rept. 
Ohio f. 1896 (1897), pp. 259-260. 
1235. Webster, F. M. Chinch bug and Hessian fly. <Agric. Rept. 
Ohio f. 1896 (1897), pp. 489-495, 4 maps. 
1236. Webster, F. M. Address on the San Jose scale. <Proc. 52d 
Ann. State Agric. Cony., Columbus, Ohio, January 14, 1897. 
