-171- 
LITERATURE CITED 
1. ANONYMOUS 
1927. Sch&Ilingsbekampfung mit Derris elliotica . Weinbau u. 
Kellerw. 6 (10): 108-109. 
2. 
1930» Powdered derris root. Pharm. Jour, and Pharm, [London] 
12^s 568. 
1932. Washington State Horticultural Association. Better Fruit 
26 (7): 5-7, 16-17. 
1933* Horticultural inspection notes. Jour. Econ. Ent. 26: 925-928. 
5. 
1937* Nederlandsche insecten en derris in 193^* Tijdschr. over 
Plantenziekten. I+3: 251-265. 
6. - 
1938. Grape "berry moth ( Polychrosis botrana , Schiff). Palestine 
Gaz., Agr. Sup. J>k , 7» 
7. 
19^0. Summer pest control. West. Grower & Shipper 11 (9): **• 
8. AGICIDE LABORATORIES 
1939» Comparative value of insecticides formed with Agicide DC-U 
dust concentrate, with 5 percent rotennne powder and with 
lead arsenate. Agicide Laboratories ' eir. , 12 pp. [Processed 
9. AHLBERG, 0. 
193^ » Clercks minerarmal ( Lyonetia clerckella L.) [Sweden] Statens 
Vaxtskyddsansto Flygbl. 11, 6 pp.. illus. [Abstract in Rev. 
Rev. Appl. Ent. (A* 23: 626-627. ' 
10. ALABAMA POLYTECHNIC INSTITUTE 
1935. The use of derris in controlling garden insects. Ala. 
Polytech. Inst., Agr. Expt. Sta., Dept. Zool.-Ent. 
May 20, 1935, 2 pp. [Processed.] 
11. ALLEN, N. 
I93U. The turnip aphid. U. S. Dept. Agr., Bur. Ent. and Plant 
Quar. E-32U, 3 pp. [Processed.] 
12. ALLMAN, S. L. 
1938. Results of tests at Young. Agr. Gaz. N. S. Wales U9 (U): 
217-220, 230, illus. 
13. ANDRIES, H. E. 
1932. Controlling Plant Pests in Southern Africa. 199 pp., illus. 
Johannesburg. 
