. Cutworms and their control [microform]. Vers gris; Cutworms; Insect pests; Insectes nuisibles. 12 In adflition to the pariisitic ami pmlaceouw inspt-ts which dcMruv cutworms Bome of our native hinls are very fond of these fat, juicy caterpillars. The value of many of our wild birds as insect destroyers should be more and more recognized, and farmers, gardeners, <-tc., shouhl do all thev iwssibly can to protect them from being shot and their nests from being robbed. The meadow lark blue jay, catljird, wren, robin, etc., destroy every year large numbers of cutworms, hven the much-abu
. Cutworms and their control [microform]. Vers gris; Cutworms; Insect pests; Insectes nuisibles. 12 In adflition to the pariisitic ami pmlaceouw inspt-ts which dcMruv cutworms Bome of our native hinls are very fond of these fat, juicy caterpillars. The value of many of our wild birds as insect destroyers should be more and more recognized, and farmers, gardeners, <-tc., shouhl do all thev iwssibly can to protect them from being shot and their nests from being robbed. The meadow lark blue jay, catljird, wren, robin, etc., destroy every year large numbers of cutworms, hven the much-abused crow is extremelv valuable, as insects constitute Its principal food during spring and early summer, and of the insects eaten, cutworms form a most important r o. « of cutworms: «, Fiery (, such as species of Empusa, help to reduce out- breaks of cutworms. On several occasions when the Black Armv ( utworm was abundant in eastorn Ontario, it was largely destroyed bv Kmpum vinscem y. haxter. In helds, as has been recorded by Fletcher, the larv» were seen in large numbers on stones, fences, stems of grasses and other plants upon which they had crawled and to which they had become attached by the fungus. During 1914 a fungous disease was noticed to have destroyed many cutworms in the Ottawa district. Dr. Roland Thaxtor, to diseased specimens w<'re submitted, reported that the fungus corresponded in all respects to Sorosporella agrotulis, and that he was so naming it. Cutworms are also ubject to bacterial diseases. METHODS OF CONTROLLINC, CUTWORMS. PREVENTIVE MEASURES. Clean Cultivntion.~T\w eggs of most of our cutworm moths are deposited soon af^'^r the adult insects appear in early or midsummer. As thev are laid chietly on , or other nearby succulent vi-getation or upon the remnants of crops, It IS most advisable to plough deeply, in the early fall, all fields where cutworms have been troublesome. Such clean cultivation not
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectinsectp, bookyear1915
