- 33 - 
(SO) McKINNEY, K. B. 
1938. Derris controls a plant bug on lettuce groivn for seed, 
U. S. Dept. Agr. , Bur. Erit'. and Plant Cuar. News Let. 
5 (9): 22. 
(61) 
1940. Plant bugs on lettuce controlled by insecticides. U. S. 
Dept. Agr., Bur. Ent. and Plant Quar. News Let. 7 (9); 
22. [Processed.] 
(62) MAXWELL, K. E., and MACLEOD, G. F. 
1936. Experimental studies of the hairy chinch bug. Jour. Econ. 
Ent. 29: 359-343. , . 
(63) MERINO, G., and OTAFES, F. Q. 
1938, Control of insects and other pests. Philippine Jour. Agr. 
8: 457-461, illus. 
(64) MILLER, N. C. E. 
1935. The toxic value of D erris spp. Fed. Malay States Dept. 
Agr. Sci. Ser. 16, 44 pp., illus. 
.(65) NEW SOUTH WALES ENTOMOLOGICAL BPANCH 
1935, Insect pests and their control Agr. Gaz, N. S, Wales 46: 
685-688, 720. 
(66) NEW YORK (CORNELL) AGRICULTURAL EXPEPTJ.1ENT STATION 
1937. [Rotenone..] N. Y, (Cornell) Agr. Expt. Sta. Ann. Pot. 
(1936) 49: 41', 103-104. 
(67) NEW YOPK COUNTY AGENTS.' TRAINING SCHOOL 
1938. Fruit diseases and insects. Report of County Agents* 
Training School, 13 pp. [Processed.] 
(68) OHIO AGRICULTURAL EXPERIMENT STATION' 
1937. [Derris.] Ohio Agr. Expt. Sta. Bui. 579: 45-48 (Ann. 
Ppt. (1935-36): 55) 
(69) ONTARIO AGRICULTURAL COLLEGE 
1934. The control of the tarnished plant bug on celery, Ontario 
Agr. Col. and Expt. Farm Ann. Ppt. (1953) 59: 106-107. 
(70) PARKS, T. E., and PIERSTOPFF:, A. L. 
1938. The control of garden insects and diseases. Ohio .^gr. 
Ccl. Ext. Pul. 76, 56 pp., illus. 
(71) PAPPOTT, P. J., GLASGOW, H., and MacLEOD, G. F. 
1921. Control of apple redbugs by dusting, N. Y. State Agr. 
Expt. Sta. Bui, 490, 30 pp.', illus. 
(72) QUEENSLAND DEPARTMENT OF ..CFJCULTTJPE 
1923. Citrus Bug Control . Queensland Agr. Jour. (2) 20 (4): 328. 
UBRARY 
STATE PLANT BOARD 
