erinevate pargipuude lehtedel, metsas eriti kasel), Tammemähkur (Tortrix viidana, kaevandid lehe alaküljel näivad roosakad. Phyllonorycter apparella kaevandab röövikud närivad lehti) lehes laiad ümarad kaevandid. Haava-keerukärsakas (Byctiscus populi) keerab lehe pikuti rulli. Pahksääsed: Contarinia petioli kerajad pahad tavaliselt Keskealiste ja vanemate puistute tüvekahjurid (Putukad, kelle vastsed elavad mitmekaupa leherootsul. Harmandiola tremulae punased hernetera taolised pahad puude koore all või puidus. Tüvekahjurid asustavad reeglina nõrgestatud puid, viies lehel. Suur-haavapoi (Chrysomela populi) närib augud lehtedesse või skeletiseerib need kiiresti hukkumiseni. Nende sigimispaigaks on samuti toores metsamaterjal, kust
Cochylis hospes dark striped, smaller than head moth. Makes a small hole in top of seed, feeds on meat. Sunflower bud moth Dark grey moth. Larvae .5 to 1 in. in length. Feeds on Suleima helianthana young stem and head. Headless or damaged heads or large hole on stem near a leaf petiole is symptom. Sunflower midge Small (.1 in.) gnat with tiny (.1 in.) cream-colored larvae Contarinia schulzi laid when head is 1" in diameter. Brown spots at base of individual florets or absence of ray flowers, cupping of heads is symptom. Sunflower headclipping weevil Black weevil, about .25 in. long, causes head drop. Haplorynchites aeneus Sunflower beetle Adult is .25 in. long with yellow strips length of wing Zygogramma exclamationis covers. Humpback yellow larvae causes large areas of
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