THE PEA APHIS WITH HKLATIOX K) FOHAdE CKOPS. 
63 
1909. ]5aukk, II. W., AND CoNRADi. A. F. Treatuicui oi })lanl. diHcascH and inju- 
rious insectB in South Carolina. S. 0. Agr. Kxpl. Sta., i'.iil. 111. 52 p., 
Ifig. 
Page 41. Means agaiiLst green pea louse. 
190!). [Bureau of Entomology.] The princiiml injurious innccis of Ihe year 1908. 
In U. S. Dept. Agr. Yearbook f. 1908, p. 567-580. 
Page 571. Macrosiphum pisi was more injurious than for many season.s. 
1909(1. Chittenden, F. H. The pea aphis. U. S. Dept. Agr., Bur. Ent., Circ. 43, 
ed. 2, 10 p., 7 fig., Feb. 25. 
Revised account of an earlier edition. SeelOdi. cii iiiciiclon. 
1909b. Chittenden, F. H. Insects Injurious lo \\g( iuljles. 2G2 ji., 1G3 fig., New 
York. 
Page 114. Concise account of ycc/arophora 2)isi as a pest to garden peas. 
1909. Crawford, J. C. Notes on some Chak'idoidea. In Cauad. Ent., v. 41, no. 3, 
p. 98-99, Mardi. 
, Describes " Megorismns Flelchcri" n. sp., which was reared from NrclaropJiora pisi at 
Ottawa, Canada. 
1909. Davidson, "VV. M. Notes on Aphididae collected in the vicinity of Stanford 
University. In Jour. Econ. Ent., v. 2, no. 4, p. 299-305, August. 
Page .304. Reports Macrosiphum pisi from Urlini liojny, ru-ai :iih1 l.niliynis. (The speci- 
mens from Urtka have been examined by the AN rilcr uml |.i <i\ ( imi u, jtlyi. J. J. jy.) 
1909. FoLSOM, J. W. The insect pests of clover and allall'a. VaW. III. Agr. Expt. 
Sta., Bui. 134, p. 113-197, 35 fig., 2 pi., Ai>ril. Also la L'-Mli Rpt. Stale; 
Ent. 111., p. 41-124, 35 fig., 2 pi. 
Page 138. Important contribution, mcluduig disliibiilion of the insect, its food plants, 
injury, descriptions, life history, habit-s, nalninl ciiciiiics, control, and bibliography of 
important literature. 
1909. (JiBSON, Arthur. Insects of the year 1908 at Ottawa. ///. ;')91]i Ann. 
Exit. Soc. Ontario f. 1908, p. 116-120, fig. 31-32. 
Page 119. Nectarophora pisi reported abimdant on field and sweet peas. Notes parasite 
reared. 
1909. Hunter, S. J. The green bug and its natural enemies. Univ. Kans. Bnl.. 
V. 9, no. 2, 221 p., 66 fig., 3 pi., folded tables 31-33. 
Page 1.54. Unsuccessful experiments attempting to parasiti:o Mdcrosiphvvi trifui.i w iih 
Lysiphlchus tritici. (Identification of the aphid doubtful. J. J. D.) 
1!)09. Jarvis, C. D. Control of insects and of plant diseases. Slorrs Conn. Agr. 
Expt. Sta., Bui. 50, p. 220-282, pi. 5-11, April. 
Page 25.S. Remedies against pea louse. 
1909. Newell, Wilmon, and Rosenfeld, Arthur II. Some common insects inju- 
rious to truck crops. State Crop Pest Comm. of La., Cir. 27, p. 93-131, 
21 fig., July. 
Page 108. Brief accoimt of Macrosiphum pisi, hicluding romodlos and imioiuIos. 
1909. Swenk, Myron II. The principal insects injurious to hori icnli ur(> dininL,' 
1908-1909. In 40th Ann. Rpt. Nebr. ITort. Soc. i. 1!)()S and 7.". 
128, 16 pi. 
Piige 104. Nectarophora destructor reported injuring sweet peivs. 
1910. Bethune, C. J. S. Observations on Ontario insects in l!i()'.». /// KMli Ann. 
Rpt. Ent. Soc. Ontario f. 1909, p. ()3-(i7. 
Page 63. Garden j)eivs attacked by pkuit lice. 
