FOOD PLANTS. 
17 
It is difficult to note a preference of this wireworm for any par- 
ticular food plant, as sugar beets, lima beans (Pis. VI, VII), corn 
(fig. 3), potatoes, and aKaKa aU seem to be favored. After these 
^r 
Fig. 2. — Map of California showing counties from which the sugar-beet wireworm has been reported. 
(Original.) 
in order come Johnson grass and wild beets. The remaining food 
plants seem to be taken more from necessity than choice, and it is 
only occasionally that larvae are discovered feedmg on them. 
6140°— Bull. 123—14 2 
