. The standard cyclopedia of modern agriculture and rural economy, by the most distinguished authorities and specialists under the editorship of Professor R. Patrick Wright ... Hessian Fly (Ceddamyia destructor) 1, 2, Ess and maggot, nat. size and , 4, 6, Flies, nat. size and magnified. (Ormerod.) Europe, but nevertheless does much harm nowand again in Britain. It is a native of Europe,and was imported into America by the Hessiantroops at Long Island, and has since spread allover the American continent. It attacks wheat,barley, rye, and many wild grasses, but not adult fly
. The standard cyclopedia of modern agriculture and rural economy, by the most distinguished authorities and specialists under the editorship of Professor R. Patrick Wright ... Hessian Fly (Ceddamyia destructor) 1, 2, Ess and maggot, nat. size and , 4, 6, Flies, nat. size and magnified. (Ormerod.) Europe, but nevertheless does much harm nowand again in Britain. It is a native of Europe,and was imported into America by the Hessiantroops at Long Island, and has since spread allover the American continent. It attacks wheat,barley, rye, and many wild grasses, but not adult fly is a small hairy midge, brownish incolour, with pinkish markings on the abdomen. 1, Barley Stem attacked by Hessian Fly, showing strawbent down. 2, Flax-seeds in position. 3, Flax-seedsor puparia in different stages of development, nat. sizeand magnified. (Ormerod.) in the female, much darker in the male. Thefemale lays her small reddish-white cylindricaleggs in rows on the leaves of young wheat plantsin May; the small white maggots crawl downthe leafage and bury themselves in the leaf-sheath, generally taking up their position abovethe second node from the ground. Here theyfeed upon the sap of the plant and turn to thecurious brown flax-seed stage, in which the larva changes to the pupa. The flax-seed stageis a true puparium, formed of the larval name is given on account of its resemblanceto a flax seed. These bodies are found in thestraw, in the stubble, and in light grain, chaff,and refuse. They may hatch out in Septemberand give rise to a second brood, which lay theirova either on couch or timothy grass, and themaggots feed there all the winter and gi
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectagriculture, bookyear
