-93- 
66. DANKEEL, R. • • - ; - • 
1933. Die giftwirkung des- xotenones und sedner derivate auf 
. -. fische* IT.. . Der. angr.if-fs.punk't der gifte. Ztschr. f. 
Verglei'ch.' Physiol'. 18: 524-535. 
67. DAVID SOU, W. M. 
1930.- • -Ro ten-one as" a Contact insecticide* Jour. Econ. Ent. 23: 
;: • ; 868-874. . ; 
' 68. DAVIES, Wi M* • ■ •' • 
1930. The control of warble flies in North Wales. [Gt. Brit.] 
Min. Agr. end Fisheries Jour. 37 (9): 862-870. 
69. and JONES, E. . • • 
1932. Extension work on the control of warble flies. [Gt. Brit.] 
.' Mifi. AgirV ahd r Fisheries Jour. 39 (9): 805-813. 
70. DELASSUS ..... 
1931. Algeria: The ..presence of Mer.odon ^eniculatus in the 
. vicinity of Algiers. Internr-tl. Bui. Plant Protect. 
5 (12): 213. " 
71. DE CNG, E. R., and WHITE, L. T. W. 
1924. Further studies of derris as an insecticide. Jour. Econ. 
Ent. 17: 499-501. ' 
72. DEUTSCHE?, PFL>NZENSCHUTZDIENST 
1933. Sprit zscheden en.Kirschen durch Verwendung von Fluornatrium 
zur Bekampfung' der Kirschf liege. Deut. Pf lanzenschutz- 
dienst. Nachrichten'bl. 13 (8): 63-64. 
73. DIBELE, C. B. -.-•:' 
1934. Home-made cattle sprays. Mich. Agr. Expt. Sta. Quart. 
Bui. 16 (4); 243-244. 
74. and MUNCIE, J. H. 
1938. Condensed information on insecticides and fungicides, 
for field and grrden crops. (Rev. 1938) Mich. State 
Col. Ext. Bui. 8 pp. [Processed.] 
75. DINULESCO, G. , and F0IS0REAN0, D. 
1939. Recherches sur quelques substances larvicides Dtur les 
hynodermes. Ann. Inst. Natl. Zootech. [Rumania] 
7: 205-224, illus. [Abstract in 3i l. Abs. 14 (9): 
I486.] 
