oo 
ee. 

7 
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mathe 
Hawaiian Pineapple Canners' Association. 
Soeerinemmeandou., Honolulu, 1926... 7,; [llineworth, J.P, A 
study of ants in their relation to the growth of pineapples in 
Hawaii. 16p. 9. Illingworth, J. F. Pineapple insects and some 
related pests. 64 p. 
Hawaiian Sugar Planters' Association Experiment Station. Division of 
Entomology. Bulletin 19-20. 1928. 19. Williams, F. X. Studies 
imtropical wasps. 1/9 p., illus. 20. Van Zwaluwenburg, R. H. 
The interrelationships of insects ard rourd—worms. 68 p. 
Holmquist, A. M. 
Notes on the life history ard habits of the mound—building ant 
Formica ulkei Emery. Ecology, v.49, Now 1, (70-87... ainees 
Reeve -Vil; Jan., 1928. 
Huard, M. A. 
Manuel théorique et pratique d'entomologie. 164 p., illus. 
Quebec, 1927. : 
Jarvis, Edmund. 
Notes on insects damaging sugar cane in Queensland. Ed. 2, rev. 
94 p., illus. Brisbane, James Cumming, government printer, 1927. 
(Queensland Bur. Sugar Experiment Stations. Div. Ent. Bul. 3, 
rev.) 
Povo, J. W. 
Musk melon preduction. 126 p., pl. New York, Orange Judd Pub. 
Co., Inc., 1928. (Protection from enemies, p. 63-76.) 
Loew, C. A. 
Naturgeschichte aller der Landwirtschaft schédlichen Insecten 
mit Ausnahme der Forstinsekten. 3507 p. Mannheim, Verlag von 
Friedrich Gotz, 1846. 
Marshall, J. F. 
Principles and practices of mosquito control. S9p., pl. Hayling 
Island, Hampshire, 1927. 
Meyrick, Edward. 
A revised handbook of British Lepidoptera. 914 p. London, 
Watkins & Doncaster, 1927. 
Mohr, J. C. van der Meer. 
Proeven met arseen-preparaten ter bestrijding van de 
rupsenplaag in de tabak genomen door het Deli Proefstation in de 
jahren 1926 en 1927. (With summary in English.) 54p., illus., 
pl. Medan, Typ. Varekamp & Co., 1928. (Mededeelingen van het 
Deli Proefstration te Medan, Sumatra, ser. 2, No. 51.) 
Nordlinger, Hermann. 
Die kleinen Feinde der Landwirtschaft und der gegen sie anwend- 
? 
baren Schutzmittel ... xxiv, 656 p., illus. Stuttgart & Augsburg, 
Uma Gotta, L809. 
Readio, P. A. 
Studies on the biology of the Reduviidae of America north of 
Mexico, 291 p, Lawrence, Kans., Dec. 1. 1927. (Kans. Univ: 
Die vwerco, NO. lo. -(science Bul; v. 17, pt. 2.) Bibliography, 
p. 2356-241.) 
