June 4.1917 
The Pink Bollworm 
369 
(28) Dudgeon, C. C. 
1913. The pink bollworm. In Agr. Jour. Egypt, v. 2, pt. 2, 1912, p. 45-48, 
pi. 2. 
Records the common occurrence of Geleckia gossypiella in Egypt for many years. 
Description and notes on biology. States that he has bred the species from pome¬ 
granates. 
(29) Fuixaway,D. T. 
1913. Report of the entomologist. In Hawaii Agr. Exp. Sta. Ann. Rpt. 1912, 
p. 16-34, pi. 1. 
Pink bollworm of cotton, p. 23-24: Reports cultural methods of control tried in the 
Hawaiian Islands against Gelechia gossypiella only partially successful, one of the experi¬ 
mental fields becoming so badly infested that it was necessary to plow it up and burn 
it to save adjacent fields. Records additional parasites. 
(30) Zacher, Friedrich. 
1913. Die afrikanischen Baumwollschadlinge, unter besonderer Beriicksichti- 
gung der von Busse und Kersting in Togo Gesammelten Arten. In 
Arb. K. Biol. Anst. Land. u. Forstw., Bd. 9, Heft 1, p. 121-232, 83 fig. 
Literatur, p. 230-232. 
Pages 199-202, fig. 62: Description and life history of and remedial measures against 
Geleckia gossypiella. States that the species flies to light. 
(31) Gough, L. H., and Storey, G. 
1914. Methods for the destruction of the pink bollworm (Gelechia gossypiella, 
Saund.) in cotton seed. (In Agr. Jour. Egypt, v. 3, pt. 2, 1913, 
P- 73 - 95 . pl- 5 - 
Reports on various experiments in control, the most effective of which were hot 
air, carbon bisulphid, hydrocyanic-acid gas, sulphur dioxid, and soaking in cyllin 
solution. 
(32) Hunter, W. D. 
1914. The pink bollworm. U. S. Dept. Agr. Bur. Ent. [Circ.], Aug. 7, 1914, 
6 P-, 5 %• 
Life history and description of Gelechia gossypiella and discussion of damage done 
by it; distribution and food plants of the species and the danger of its introduction into 
the United States. 
(33) WlUXOCKS, F. C. 
1914. An acarine parasite of the pink bollworm. In Bui. Soc. Ent. 6gypte, 
1913, fasc. 2, p. 68-72. 
Gives life history and number of generations of Gelechia gossypiella in Egypt. Men¬ 
tions the predacious mite Pediculoides ventricosus which he has found destroying the 
larva of G. gossypiella but doubts its efficiency in the field. Also mentions a Pimpla 
sp. reared from P. gossypiella. 
(34) - 
1914. Note pr 61 iminaire sur Bracon sp. insecte parasite du ver de la capsule 
du cottonier (Earias insulana Boisd.). In Bui. Soc. Ent. figypte, 1913, 
fasc. 2, p. 56-67. 
Biological notes on braconid determined as Rhogas kitcheneri Dudgeon and Gough; 
states that it is normally an external parasite on Earias insulana Boisd., but that 
it attacked also larvae of Gelechia gossypiella in the laboratory. 
(35) Dean, W. S. 
1916. Manufacturing tests of cotton fumigated with hydrocyanic-acid gas. 
U. S. Dept. Agr. Bui. 366, 12 p. 
Tests with cotton fumigated for the destruction of the pink bollworm ( Gelechia 
gossypiella) proving that this treatment does not materially affect the qualities of the 
cotton. 
(36) Gough, L. H. 
1916. The life history of Gelechia gossypiella from the time of the cotton har¬ 
vest to the time of cotton sowing. Min. Agr. Egypt Tech, and Sci. 
Serv. Bui. 4 (Ent. Sect.), 16 p. 
A study of the hibernating larva. States that they may live more than two years. 
Recommends early destruction of the bolls in the field and the killing of the hibernating 
larvae. 
