110 MASS. EXPERIMENT STATION BULLETIN 252 



39. Hawkjns, L. a. 1910. Grape-spraying experiments in Mieiiiga'n in 

 1909. U. S. Dept. Agr. Bur. Plant Ind. Circ. 65. 



^0 1912. Some factors influencing the efficiency of Bordeaux mix- 

 ture. U. S. Dept. Agr. Bur. PLant Ind. Bui. 265:1-29. 



41. Heai;li;e, T. J. 1924. Sticker for lead hydrogen arsenate. N. J. Agr. 



Expt. Sta. Rpt. 44:293-297. 



42. High, M. M. 1915. Cactus solutions as an adhesive in arsenical S})rays 



for insects. U. S. Dept. Agr. Bui. IGO. 



43. HiLLYER, H. W. 1903. On the cleaning power of soap. Jour. Amer. 



Chem. Soc. 25 (Pt. l):511-524. 



44. Hood, C. E. 1926. Fish oil, an efficient adhesive in arsenate-of-lead 



sprays. U. S. Dept. Agr. Bui. 1439:1-21. 



45. Iowa Agricultural Experiment Station. 1924. Efficiency of "stickers" 



in increasing insecticidal value of Bordeaux mixtures. Iowa Agr 

 Expt. Sta. Rpt. (June 30, 1924):39-40. 



46. IssLEiB, 1914. Die Beseitigung der Insekten, welche den Wein-und 



Ohstbau schadigen, durch Verklebung mit Hilfe von Moosschleim. 

 Ztschr. Pflanzenkrank. 24 (Pt. 2) :78-79. 



47. Kahlenberg, L. and True, R. H. 1896. On the toxic action of dis- 



solved salts and their electrolytic dissociation. Bot. Gaz. 22:81-124. 



48. Kelmofer, W. 1907. L^her die Ausfuhrung und die Ergebnisse von 



Haft festigkeitsversuchen Kupferhaltiger Bekampfungsmittel gegen 

 die Peronospora. Ztschr. Pflanzenkrank. 17:1-12. 



49 1908. Uber einige Gesichtspunkte bei der Herstellung der 



Bordeauxbruhe. Internatl. Phytopath. Dienst 1:65-73. Ztschr. Pflan- 

 zenkrank. 18. 



50. Lafforgue, G. 1913. Les bouillies cupriques mouillantes. Vie Agr. et 



Rurale 3:611-614. 



51. Langmuir, I. 1917. I. The constitution and fundamental properties of 



solids and liquids. II. Liquids. Jour. Amer. Chem. Soc. 39 (Pt. 2): 

 1848-1906. 



52. Lavergne, G. 1896. Rapport sur le black-rot dans rArmagnac en 1895. 



Bui. Min. Agr. [France] 15:285-291. 



53. Lecomte, a 1913. Contribution a la recherche d'une l)onne bouillie 



mouillante. Rev. Vitic. 40:225-228. 



54. Lees, A H. 1915. Winter cover washes. Ann. Appl. Biol. 1:351-364. 

 55 1916. Winter cover washes. Ann. Appl. Biol. 2:245-249. 



56. Lefroy, M. H. 1915. Insecticides. Ann. Appl. Biol. 1:280-298. 



57. LoDEMAN, E. G. 1896. The spraying of plants. 399 p., illus. New York, 



London. 



58. Lovett, a. L. 1918. Spreaders for arsenate sprays. Jour. Econ. Ent. 



11:66-69. 



59 1920. Insecticide investigations. Oreg. Agr. Expt. Sta. Bui. 



169. 



60. Lowe, V. H. 1896. Combating the Cottonwood leaf beetle. N. Y. 



(Geneva) Agr. Expt. Sta. Rpt. 15:543-544. 



61. LuTMAN, B. F. 1916. Some studies on Bordeaux niixture. Vt. Agr. 



Expt. Sta. Bui. 196:3-80. 



62. Mausier, 1908. Principles d'apres lesquels doivent etre composes les 



insecticides. Bui. Soc. Agr. France 63:86-93. 



63. Mii.lardet, a., and David, E. 1886. Resultats de divers procedes de 



traiteiiient sur le developpeiiient du mildiou. Jour. Agr. Prat. 

 50:764-770. 



