-275- 
Idaho 
C LOVER, ALFA LFA, COWPEAS 
ALFALFA WEEVIL (Ph ytonomu s post icus Gy 11.) 
C. W a keland (July 26): Between June 6 and July 11 a , 
survey was carried on in all of the alfalfa-growing sections 
of southern Idaho with the following results: 
Average number of larvae and adults per 100 sweeps of the net. 
County 
Ada 26.0 
Adams 0.6 
Bingham . . 261 . 6 
Blaine 207.0 
Boise : •; 0.0 
Bannock 48.2 
Butt 2 10.0 
Bear Lake '. . 126.0 
County 
4.0 
0.2 
0/3 
400. 
Clark 
Elmore 
.. 497,5 
2,2 
97.6 
Fremont 1090 
6 
50 
, 213 
, 2 
66 
Gem 
Gooding . , 
Jefferson 
Jerome . . . 
Lincoln . . 
Madison 1418 
Minidoka . , 
Oneida 
Payette . . . 
Power 
Teton 
Twin Falls 
Valley 
Washington 
249 
35 
39 
74 
1 
117 

1 
.0 
.7 
.1 
.1 
.0 
.0 
.4 
.0 
.0 
.7 
.0 
.5 
.5 
.0 
.3 
Nevada 
Vermont 
Utah 
Illinois 
Nebraska 
G„ G. Schweiss (July 21); The alfalfa weevil very badly 
damaged the fruit crop in sections of Beno. 
SAYS BLISTER BEETLE (Pomphopoea sayi. Lee.) 
H. L. Bailey (July 5): Say's blister beetle has been re- 
ported from Morrisville, Wells River, and North Calais. Adults 
clustering on locust and later on clover. No serious damage. 
APHIDS (Aphiidae) 
G. F. Knowlton (June 27): Aphids are seriously holding back 
the growth of young alfalfa at Fillmore. 
PEA APHID ( Illinoia plsi Kalt. ) 
J. K. Bigger (July 9): The pea aphid is abundant. Two 
20-acre fields of red clover in Christian County severely 
damaged J.\ly 3 and one 20-acre field of red clever in Morgan 
County. Also 20 acres of cowpeas in Pike County showed 
typical injury, though aphids had been washed off by severe 
rains. 
M. H. Swenk (June 15-30): In Furnas County some of the 
alfalfa fields were heavily infested. 
