Xll MAINK AGRICUIvTURAI, EXPERIMENT STATION. 



No. 30. On the Accuracy of Trap-nest Records. By Raymond Pearl. 



Me. Agr. Exp. Stat. Ann. Rept. for 191 1, pp. 186-193. 

 No. 31. A Note on Certain Biometrical Computations. By Raymond 



Pearl and Lottie E. McPheters. Amer. Nat. Vol. XLV 



pp. 756-760. 

 No. 32. Breeding Poultry for Egg Production. By Raymond Pearl. 



Me. Agr. Expt. Stat. Ann. Rept. for 191 1, pp. 113-176. 

 Papers published but not in the numbered series: 



a. Poultry Diseases and Their Treatment. Compiled by R. Pearl, F. 



M. Surface and M. R. Curtis. Me. Agr. Expt. Stat. Circular 

 398, pp. 1-216. 



b. A Note Regarding Variation in the Single Combs of Fowls. By 



R. Pearl. Mendel Jour. Vol. I, pp. 189-195. 



c. Some Recent Studies on Variation and Correlation in Agriculture 



Plants. By R. Pearl. Amer. Nat. Vol. XLV, pp. 415-425. 



d. Opportunities for Corn Breeding in Maine. By R. Pearl. Ann. 



Rept. Me. Seed Imp. Assoc, for 1910, pp. 146-152. 



e. Poultry Notes— 1910. By R. Pearl. Me. Agr. Expt. Stat. Bui. 193. 



pp. 177-200. 



ENTOMOLOGICAL PUBLICATIONS. 



No. 45. Paedogenesis in Tanytarsus. O. A. Johannsen, Science 



XXXII, 768. 

 No. 46. Insect Notes for 1910. O. A. Johannsen, ^le. Agr. Exp. Sta., 



Bui. 187, pp. 1-24. 

 No. 47. Two species of Macrosiphum. Edith M. Patch, Me. Agr. Exp. 



Sta. Bui. 190, pp. 81-92. 

 No. 48. Insect Notes of 191 1. O. A. Johannsen and Edith M. Patch, 



Me. Agr. Exp. Sta. Bui. 195. pp. 229-243. 

 No. 49. Pemphigus tessellata on Alder and Maple. Edith M. Patch, 



Me. Agr. Exp. Sta. Bui. 195, pp. 244-248. 

 No. 50. Fungus Gnats, Part III. O. A. Johannsen, Me. Agr. Exp. 



Sta. Bui. 196. pip. — 



CHANGES IN STATION STAFF. 



March i Dr. Frank M. Surface resigned as xA.ssociate Biol- 

 ogist to accept a research position in the Kentucky Agricultural 

 Experiment Station. From March i to December 31 Di. 

 Eugene P. Humbert was Associate Biologist at which date he 

 resigned to go to the New Mexico College of Agriculture and 

 experiment Station. 



Gem M. Coombs began work as stenographer in May. 



June I Henry A. Millett resigned as Assistant and was suc- 

 ceeded by Charles C. Inman, and in September John Summers 

 resigned as Assistant and was succeeded by Vernon Folsom. 



