-115- 
? i 
292. BUREAU OF ENTOMOLOGY AND PLANT QUARANTINE" 
1938. Tests on insecticidal value, of certain compounds. U. S. 
Dept. Agr., Bur. Ent. and Plant Quar., Div. Control Invs. 
Rpt. 1, 47 pp. Feb. :10, -1938. [Processed.]. 
293. •—--,—._ BUREAU OF ENTOMOLOGY -AND PLANT QUARANTINE 
1938. Tests on insecticidal value of certain compounds. U. s. 
Dept. Agr., Bur. Ent. and Plant Quar., Div. Control Invs. 
. : ' ' . . .*p% 2, 56 pp. May 10, 1938.- [Processed.] 
294. BUREAU CF ENTOMOLOGY AND PLANT- QUARANTINE 
1938. Tests on inse-cticidal value of certain- compounds. U. s. 
Dept. Agr., B U r. Ent. and Plant Quar'., Div:, Control Invs. 
Rpt. 3, 41pp. 1938. [Processed-,] 
295. — T - BUREAU. OF ENTOMOLOGY AND PLANT QUARANTINE 
1939. Results of codling moth investigations, 1938^ II. Work 
conducted by the Bureau of Entomology and Plant Quarantine, 
.-. ... .U.S. Dept. Agr, ; .48 pp. processed.]-. Feb. 20, 1939. 
296. BUREAU OF ENTOMOLOGY AND PLANT QUARANTINE 
2-940.. Tests on insecticidal value of certain- compounds. . S. -■■- - 
Dept. Agr., Bur. Ent. and Plant Quar., Div. Control Invs. 
Rpt. 10: 8. [Processed.] May 10 y 1940. 
297,. ; BUREAU OF. ENTOMOLOGY AND PLANT QUARANTINE 
1941, Cattle grub control being started in Wyoming. U. S. Dept. 
Agr., Bur. Ent. and Plant Quar. News Let. 8 (3): 29-30. 
• •'...: . . ." .[PrOCeSSedJ] . s 
298, UNITED STATES DEPARTMENT OF COMMERCE, BUREAU OF FOREIGN AND DOMESTIC 
COMMERCE 
1,932, Warble fly extermination in Germany. ... U, S. Dept. Com., \r. 
Foreign and Dom, Com., Ecqn. end Trade Note 135. 
299. BUREAU- OF. FOREIGN AND DOMESTIC COMMERCE 
1932, I n secticides for warble flies. U, S. Dept, Com,, Bur. Foreign 
and Dom, c bm. , World Trade' ..Note's" on Chemicals and Allied 
Products 6 (34): 3. 
