. 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 . x:|: inches, madeexpressly. It is for sale by several parties in the East, and is adver-tised by the Naturalists Agency, Salem, Mass., and by Mr. pith of Elder, Broom corn or Indian corn may be used by thosewho have time to properly cut it into uniform and square pieces ; butit should first be boiled to extract the saccharine matter it contains,and afterward ver
. 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 . x:|: inches, madeexpressly. It is for sale by several parties in the East, and is adver-tised by the Naturalists Agency, Salem, Mass., and by Mr. pith of Elder, Broom corn or Indian corn may be used by thosewho have time to properly cut it into uniform and square pieces ; butit should first be boiled to extract the saccharine matter it contains,and afterward very thoroughly dried; otherwise it will corrode thepins. Boiler felt, properly split, has the advantage of cheapness, andis valuable. Where none of these materials can be obtained, twosheets of stiff paper, stretched on each side of a frame ^ of an inchdeep, and supported on a ledge of the same depth, may be fastenedinto the bottom of the box; and even bog peat, or a couple of thick-nesses of blanket, will serve a good purpose. All these linings maybe dispensed with in an emergency, and the pins stuck into the softwood, especially if cut across the grain: i. e., horizontally from thetree. OF THE STATE ENTOMOLOGIST. 41. A collection well mounted and cared for will last indefinitely. Itmust be kept from the light, which fades the specimens, and by allmeans from dampness. The preserved insects, if not constantly caredfor and watched, will soon be injured or devoured by mites, PsogLDermestes^ and other museum pests, against which there is nothingso effectual as vigilance. A little camphor kept in the boxes will assistin preserving the collection from these enemies; but it should not be used too ireely, as Iincline to think it hassomething to do in caus*) ing the specimens togrease. The best pre-ventive of greasing isthorough drying in the drjnng box; but it is almostimpossible to prevent it in the males of some fami-lies of moths (e. g., the jEgerid(B). When the speci-men is very cho
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