548 EXPERIMENT STATION RECORD. 



S. A. MoKRZECKi (AM. m Rev. Appl. Ent., 1 (1913), 8er. A, No. 10, pp. 361- 

 364). — ^Among the more important insects discussed are tlie pear psylla, the 

 gipsy moth, Phlycticnodes sticticalis, the codling moth, Itio ampelophaga, 

 euonymus scale, the pear thrips which was found on pear trees in Alushta, etc. 



Report of the assistant entomologist to the zemstvo on injurious insects 

 and diseases of plants in the Government of Taurida during the year 1912, 

 I. M. Shtchegolev {Ahs. in Rev. Appl. Ent., 1 (1913), Ser. A, No. 10, pp. 357- 

 359). — ^A detailed report of the occurrence of the more important insect pests 

 of the year. 



Division of entomology, annual report, 1912—13, C. P. Lounsbuby (Union 

 So. Africa Dept. Agr. Rpt., 1912-13, pp. 211-296, pis. 5).— This presents details 

 of the work for the period from January 1, 1912, to March 31, 1913, and reports 

 on the occurrence of the more important pests, control measures, plant inspec- 

 tion, etc. A supplementary report of the Cape Province entomologist, C. W. 

 Mally, is appended. 



Insect enemies of corn, F. Shekman, Jb. (Bui. N. C. Dept. Agr., 35 (1914), 

 1^0. 5, pp. 56, figs. 21). — A popular account of the more important insect 

 enemies of corn with remedial measures therefor. 



The insect enemies of cotton in German East Africa, H. Morstatt (Pflan- 

 zer, 10 (1914), Beiheft 1, pp. X+49. pis. 3).— This is a brief discussion of the 

 more important iUvSect enemies of cotton and control measures therefor. A 

 work on the insect enemies of the cotton plant in the German colonies by Aul- 

 mann has previously been noted (E. S. R., 29, p. 653). 



The entomology of Helianthus, T. D. A. Cockeeell (Entomologist, 4^ 

 (1914), No. 614, PP' 191-196). — A report of observations of the insect fauna of 

 the sunflower. 



Experiments on fighting the pests of winter rape (Prel. Rpt. Bio-Ent. 

 Sta. Bessarabia, 1913, pp. 5; ahs. in Rev. Appl. Ent., 1 (1913), Ser. A, No. 10, 

 pp. 395, 396). — The cultivation of winter rape is said to have decreased greatly 

 in Bessarabia, owing chiefly to the damage done to it by insect pests, the most 

 serious of which are the larvae of the sawfly Athalia spinarum, which feeds 

 usually on grasses, and Entomoscrlis orToniflis. 



Insect pests of sugar cane in British Guiana, H. W. B. Moore (Abs. in Agr. 

 Neics [Barbados], 13 (1914), No. 319, pp. 234, 235).— A discussion of the more 

 important enemies of sugar cane. 



Insect damage to the cones and seeds of Pacific coast conifers, J. M. 

 Miller (U. 8. Dept. Agr. Bui. 95 (1914), pp. 7, i)ls. 3).— This bulletin gives 

 information regarding the character and extent of insect damage to the cones 

 and seed of coniferous forests of the Pacific slope, thus supplementing the 

 information on the subject, previously noted (E. S. R., 16, p. 175; 18, p. 255; 

 28, p. 657). It also furnishes preliminary information on the more important 

 groups of insects causing this damage, and their habits. The names of none 

 of the insects causing the injury have been mentioned since it is intended that 

 a special bulletin on the subject will be issued. 



Spraying apple trees in blossom with tobacco extract, S. Glazenap (Trudy 

 Bturo Prild. Bot. (Bui. Angew. Bot.), 6 (1913), No. 4, pp. 243-250; abs. in 

 Rev. Appl. Ent., 1 (1913), Ser. A, No. 10, pp. 370, 371).— In combating the apple 

 psyllid the author has met with success in the application while the apples 

 are in bloom of tobacco extract, prepared by boiling 1 lb. of Nicotiana rustica 

 for 15 minutes in 3 gal. of water, and then diluting with 6 gal. of water. It 

 is stated that the spraying, which was done while the trees were in full bloom, 

 did not affect the bees, and was sufficient to destroy Psylla viali. young cater- 

 pillars of Cheimatobia brumata, Tortricidse, and similar pests. 



