(156) 
(157) 
(158) 
(159) 
(160) 
(161) 
H0"RES, F. N. 
1937. Tephrcsia iaaeropoda as a possible insocticidal plant. 
Kent Roy/' 3ot. Gard. Bui. Ilisc. Inform. 10: 510-513. 
EUCXETT, H. C, and HEWEY, 'G. E. R. 
1935. Recent developments in the use of arsenical substitutes 
for vegetable post control in How York. Jour. Econ, 
Ent. 28: 602-603.' 
HUTS ON, R. 
1934. Observations on the habits and control of Glossonotus 
crataegi (Yicrhracidae), on plum and apples. Jour. 
Econ. "Ent. 27: 365-367. 
IDAHO AGRICULTURAL EXPERIMENT STATION 
1933. [Cubor] "Work and progress of the Agricultural Experiment 
Station for 1932. Idaho Agr. Expt. Sta. Bui. 197: 38. 
1936. [Cube-Kaolin Dust] Science aids Idaho farmers. Idaho 
Agr. Expt. Sta. (Ann. Rpt. 1935) Sul . 220: 31. 
1937. [Derris] Idaho Agr. Expt. Sta. (Ann. Rpt. 1936) 3ul. 
221: 32. 
(162) INSTITUTE OF PHYSICAL ■-1TD CHEIIICAL RESEARCH 
1927. "Neoton" r/hat it means to agriculturists. Inst. phys. 
and Chem. Res., Japan., 12 pp. 
(163) ISHIGAI, K. 
1937. Booklet on "Derris." [in Japanese.] [Submitted with 
letter dated "a y 17, 19 37, from C. C. Concannon, 
U. S. Bur. Foreign and Dom. Com.] 
(164) JONES, H. A., and DAVIDSON, W. Y. 
1931. Preparations containing rotenone for use as insecticides 
I. Aqueous suspensions. Jour. Econ. Ent. 24: 244-257. 
(165) — —- .- and STIITH, C. K. 
1936. Derris and cube. Soap 12 (6): 113-117. 
(166) JONES, 11. P. 
1939. 4-H Club insect manual. U. S. Dept. Agr. Ilisc. Pub. 
318, 63 pp., illus. 
(167) KEAR1S., H. G. H., and HARSH, R. W. 
1937. A summary of fruit spraying programmes. I. Bristol 
[England] Univ. Agr. and Hort. Res. Sta. Ann. Rpt. 
1936: 75-89. 
ms^am 
mm 
