38 



IM'SECTS AFFECTI]¥0 THE SUOAU CA:SfE. 

 {Sdccha )• u m offich) a rum . ) 



175. SUGAR CANE BEETLE. 



Ligyrus rugiceps Lee. 



[Injured stalks and adult beetles: figures of the same from ComstoeU's Report for 1878.] 



Remedies: Trap lanterns. 



Chief Articles: Comstock, Kept. Dept. Apric, 1879, p. 246-257; 

 do., 1880, p. 236-240; Spec. Kept. No. 35, Dept. Agrie., 1881, p. 8-11. 



176. SUGAR CANE BORER. 



Chilo saccharalis (Fabr.) 



[Injured stalks, larva: figures of stalks and insect in all stages from Comstoek's Report 

 for 1880.] 



Remedies : Burning stalks and stubble before February. 

 Chief Articles: Comstock, Kept. Dept. Agric, 1880, p. 240-242; 

 Spec. Rept. No. 35, Dept. Agric, 1881, p. 3-8. 



i]¥SECTS affec:tiwci the hop>^. 



(ITumulus lupidus.) 

 Iiajuring' tlie Roots. 



177, HOP GRUB, 



Hijdrmcia bnmanis Guen. 



[Injured roots, larva, chrysalis and adult moth.] 

 177a. Taclihia sp. 



[Puparium and adult fly.] 



Chief Article: Smith, Bull. No. 4, Div. of Ent., Dept. Agric, p. 

 34-39. 



lEBjui'ing^ the Eeaves. 



178. HOP PLANT-LOUSE. 



Ajililfi humuli Schrank. 



[Leaves .showing injuries, adults.] 



Remedies: Pyrethrum; whale oil soap. 



179. HOP SNOUT-MOTH. 



ITypena humuli flarris. 



[Chry.salids and moths.] 



Chief Articles: Harris. Ins. Inj. to Vcg., p. 477-478; Smith, Bull, 

 No. 4, Dept. Agric, p. 39. 



