- 581 - 
NETSKII, V. P. (2436) 
1926. GENERAL ASIATIC EXPERIMENTAL STATION FOR THE PROTECTION OF 
PLANTS. Defense des Plantes. 3 (2-3): 248-251. [in Russian. 
Abstract in Rev. Appl. Ent. (A) 14: 610. 1926.] 
The best measure against Stephan itis p yri Geoff, is spraying 
or dusting with nicotine. 
5. Coleopter a, 1922-1933 
ANONYMOUS (2437) 
1923. BOLL WEEVIL- -COHTBOL. S. C Agr. Expt. Sta. Ann. Rcpt. 36 
(1922-1923): 18-29, illus. [Abstract in Rev. Appl. Ent. (A) 12: 
116. 1924.] 
Of poisons other than calcium arsenate tested against the boll 
weevil ( Anthonomus grandi s Boh.) nicotine gave the most promising re- 
sults, a 2-percent dust giving as good results as one with higher 
nicotine content. 
LINDBLOM, A. ■ (2438) 
1930. THE CONTROL OF THE RASPBERRY UEEVIL. Flygbl. Cent. Anst. 
Jorbr. . Forsoksv. No. 148, Landbruk sen torn. Avd. No. 38, 4pp. [in 
Swedish. Abstract in Rev. Appl. Ent. (A) 18: 694. 1930.] 
Anthonomu s rubi Hbst. may be controlled by dusting with nicotine 
powder. 
WALDEN, 3. H. (2439) 
1923. THE RASPBERRY FRUIT WORM, BYTURU S UNI COLOR SAY. Conn. Agr. Expt. 
Sta. Bull. 251, pp. 91-99, illus. [Abstract in Rev. Appl. Ent. (A) 
12: 219-220. 1924.] 
A dust mixture composed of 85 lb. of carrier (principally 
dolomite) , 15 lb. dry lead arsenate, and 2 percent nicotine sul- 
phate was used and seemed to give rather poorer results than rn 
arsenical spray against these beetles. 
GEISE, F. Y7. , ZIMMERLEY, H. H. , and SPENCER, H. (2440) 
1922. SPRAYING AND DUSTING VEGETABLE CROPS IN 1922. Va. Truck Expt. 
Sta. Bull. 41, pp. 237-256, illus. [Abstract in Rev. Appl. Ent. 
(A) 12: 77. 1924.] 
Two heavy applications of 3 percent nicotine dust proved success- 
ful as a repellent against Diabrotica vittata F. and D. duodecimpunctata 
Oliv. on young cataloupes and cucumbers, and also controlled Thrips 
t abaci. 
