. First[-ninth] annual report on the noxious, beneficial and other insects, of the state of Missouri, made to the State board of agriculture, pursuant to an appropriation for this purpose from the Legislature of the state . has made applications of common fish brine, diluted atthe rate of one pint to two gallons of water, or made twice as strong;also strong soap-suds, andunleached ashes dusted onto the trees whenmoist; but while none of them materially injured the trees, theynone of them entirely exterminated the lice. Oily solutions, as withthe Oyster-shell species, would doubtless prove most
. First[-ninth] annual report on the noxious, beneficial and other insects, of the state of Missouri, made to the State board of agriculture, pursuant to an appropriation for this purpose from the Legislature of the state . has made applications of common fish brine, diluted atthe rate of one pint to two gallons of water, or made twice as strong;also strong soap-suds, andunleached ashes dusted onto the trees whenmoist; but while none of them materially injured the trees, theynone of them entirely exterminated the lice. Oily solutions, as withthe Oyster-shell species, would doubtless prove most effectual here. OF THE STATE ENTOMOLOGIST. 103 and those who have trees badly troubled with this white malady,and can afford to risk destruction of them, should experiment in thisdirection. My friend, M. , of Champaign, Ills., who had cer-tain trees in front of his house which were once badly attacked, as-sured me that he had saved and cleared them by repeated syringingwith cold water ; but I am much inclined to think that natural agen-cies played a more important part than the cold water in producingthe result. THE HICKORY BARK-BORER—.^co/y^^^s Caryce^iley. (Orel. CoLEOPTERA, Fam. Scolytid^.) IFig. 38.]. Last summer I received thefollowing descriptive letter : Dear Sir : I inclose you to-day, in a newspaper, a sectionof bark of shell-bark stood in a cornfield on thisChouteau Claim; was dead-ened, and large portions -of thebark came off, revealing thewhole body of the tree coveredwith marks engraved in thehard wood—fac-similes of themarks on inclosed bark—andmaking the tree look as if flow-ers were photographed all overit, but flowers all of one found in some of the channelsin the bark a black bug, which,I suppose,did this regular was invariably, as far asI could observe, a hole throughthe bark, at the base of eachof the longitudinal channelsleading to the removed large sections of bark already quite loose, and the
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