niOLOGY PUBIJCATIONS. XI 



No. 422. Requirements Under the Law Regulating the Sale of Com- 

 mercial Fertilizers. 4 pages. 



No. 423. Requirements Under the Law Regulating the Sale of Fungi- 

 cides and Lisecticides. 4 pages. 



No. 424. Requirements Under the Law Regulating the Sale of Drugs. 

 4 pages. 



No. 425. Requirements Under the Law Regulating the Sale of Foods. 

 22 pages. 



No. 426. Free Aanalyses of Feeding Stuffs. 2 pages. 



No. 427. Manufacturer's Certificate, Feeding Stuffs Inspection, i page. 



No. 428. Manufacturer's Certificate, Fertilizer Inspection, i page. 



No. 429. Manufacturer's Certificate, Fungicides and Insecticides Inspec- 

 tion. I page. 



No. 430. Certificate of Registration, i page. 



No. 431. Orchard Spraying Experiments, i page. 



No. 432. Experiments at Highmoor Farm, 1911. 6 pages and map. 



No. 435. Proper Growing and Handling of Potato Seed Stock. 16 

 pages. 



No. 436. Notice of Potato Seed Stock, i page. 



No. 437. On the Accuracy of Trap Nest Records. 10 pages. 



No. 438. Breeding Poultry for Egg Production, i page. 



No. 439. Poultry Notes, i page. 



No. 440. Breeding Poultry for Egg Production, i page. 



No. 441. Poultry Notes, i page. 



No. 442. Control of the Blackleg Disease of the Potato, i page. 



No. 443. Station Publications, i page. 



BIOLOGY PUBLICATIONS 191 1. 



In the numbered series of "Papers from the Biological Laboratory." 

 No. 24. Biometric Ideas and Methods in Biology: Their Significance 



and Limitations. By Raymond Pearl. Scientia (Bologna), 



Vol. X, 5th year (1911), XIX-3, pp. 101-119. (A French 



translation of this paper was also issued). 

 No. 25. Inheritance of Fecundity in the Domestic Fowl. By Raymond 



Pearl. Amer. Nat., Vol. XLV, pp. 321-345. (This paper 



is reprinted as Part IV of No. 32 below). 

 No. 26. The Mendelian Inheritance of Certain Chemical Characters in 



Maize. ByR. Pearl and J. M. Bartlett. Zeitschr. f. Abst. 



u. Vererb. Lehre, Bd. VI, pp. 1-28. 

 No. 27. An Accurate Method for Determining the Weight of the Parts 



of the Eggs of Birds. By Maynie R. Curtis. Me. Agr. 



Exp. Stat. Ann. Rpt. for 1911, pp. 93-112. 

 No. 28. Biometric Arguments Regarding the Genotype Concept. By 



Raymond Pearl. Amer. Nat. Vol. XLV, pp. 561-566. 

 No. 29. The Personal Equation in Breeding Experiments Involving 



Certain Characters of Maize. By Raymond Pearl. Biol. 



Bui., Vol. XXI, pp. 339-366. 



