BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
33 
227. W[alsh], B. D. Entomology indeed run mad. <Pract. Ent., 
March, 1867, v. 2, pp. 66, 67. 
Reprint of “The bud-worm” (N. C. Rural Journ., September, 1866), with 
criticism and correction of some of the errors. 
228. WfALSH], B. D. The imported gooseberry saw-fly. <Pract. Ent., 
March, 1867, v. 2, p. 67. 
Reason for re-appearance in June and for the non-appearance of the second 
brood of Nematus ventricosus [=ri&esii] in New York in 1866. 
229. W[ALSH], B. D. Tree cut-worms. <Pract. Ent., March, 1867, v. 
2, p. 67. 
Cut-worm described (Pract. Ent., v. 1, pp. 85-86) identified as Hadena cheno- 
podii [ = Mamestra trifoli~\. See Nos. 85, 281. 
230. W[alsh], B. D. Doctoring fruit trees again. <Pract. Ent., 
March, 1867, v. 2, pp. 67, 6S. 
Extract from Industrial Gazette, 15 December, 1866, with criticism ; calomel, 
sulphur, and substances insoluble in water not absorbed into the circula¬ 
tion of trees. 
231. W[alsh,] B. D. The grape-vine Colaspis ( Colaspis Jiavida Say). 
<Pract. Ent., March, 1867, v. 2, pp. 68-69, fig. 
Ravages of Colaspis Jiavida; comparison with allied species; remarks on the 
law of priority and on certain insects becoming suddenly injurious ; figures 
C. Jiavida. 
232. W[alsh], B. D. Another universal remedy. <Pract. Ent., 
March, 1867, v. 2, p. 69. 
Extract from reprint (?) in Cultivator and Country Gentleman, 10 January, 
1867, with criticism of proposed remedy against insects injurious to trees. 
233. WfALSH], B. D. Borers. The plug-ugly theory. <Pract. Ent., 
March, 1867, v. 2, p. 69. 
Criticism of theory that a plug driven into a hole in a tree is death to borers. 
234. WfALSH], B.D. A mass of mistakes. <Pract. Ent., March, 1867, 
v. 2, p. 70. 
Correction of errors in “Remedy for the borer” (Prairie Farmer, 9 February, 
1867). 
235. WfALSH], B. D. Hop-growing in the West. <Pract. Ent., March, 
1867, v. 2, p. 70. 
Extract from Country Gentleman, 31 January, 1867, showing ravages of 
Phorodon humuli in Vermont; danger of its introduction into the Western 
States. 
236. WfALSH], B. D. Thousand-legged worms. <Pract. Ent., March ? 
1867, v. 2, p. 70. 
Extract from letter of J. H. Parsons, with comments; iujuries to onions by 
lulus multistriatus [= Cambala annulata ] ; I. multistriatus undistlnguishable 
from 1. cceruleo-cinctus. 
3 ENT 
