- 642 - 
illiilili f f f l ° r 1 ° a 
3 1262 09244 8074 ^ 
Table 7.-»~ Sweeping alfalfa fields in counties previously repo rt ed infested 
■ • ' . by alfalfa weevil, 1933 
State 
: : County 
Fields 
Sweens 
Result 
t * 
Number 
Number 
California 
Alameda 

Occurrence verified 
{Contra Costa 
MM 
Weevil not found , 
V 
:Merced . - 
s 
7,500 
' ■ Do. 1/ 
> 
:San Joaquin 
— ~ 
Occurrence verified 
{Santa Clara 
— 
. » 
: . , -Do.' . - 
{Sta'nislaus'- 
3 
— 
* Do, 
2 f 
Colorado 
. . . , {Montezuma ’ 
22 
11,^75 
' Do. 
Nebraska 3./,, 
9 
7 
2 770 
Do , 
{Dawes 
J 
1 
700 
Weevil not .found 
Ne vada , . . 
, . . . : C la'rk 
23 
31,000 
‘ Do. 
Oregon • • • v# •«*««< 
. . . . : Josanhine ; 
9. 
7.700 
!' Occurrence verified 
—'In cooperation with A. E. Michelbacher, of the University of California, except 
Merced C minty, in w hich State employees verified alfalfa weevil occurrence, 
2 / 
— 'J, H, Newton, of the Colorado department of agriculture, also swept in Montrose, 
Montezuma, Eagle, Gunnison, and Routt Counties, 
2-/ In cooperation '»’ith L, M, Gates, of the Nebraska department of agriculture and 
inspection, 1 ’ 
4/ 
—'Weevil also found in southern part of county. 
