What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
Our Shade Trees and Their Insect Defoliators: Being a Consideration of the ...
C. V. Riley
No preview available - 2016
aceroides American Elm americana Apanteles appear arsenical attack Bag-worm bags bark barrel become beetle birds black markings boxes branches bred chrysalis cities cocoons color covered cunea defoliated deposited destruction dorsal early eaten eddy chamber effect eggs Elm Leaf-beetle elytra enemies English sparrow enlarged Entomologist Fall Web-worm fastened feed female flour foliage full-grown fungus Galeruca ground grove habits hairs hatch hibernating hose Hungry caterpillars increase injury insect June killed by fungus large numbers larva leaf leaves London purple male moth Maple Meteorus Mich'x molt moth moths issue nozzle observed Orgyia oviposit Paris green parks pest pipe poison Poplar prevent produced protected pruning pump pupa pupation season second brood secondary parasites segments shade trees shelter side skin soon spec species spots spring streets Sugar Maple Tachina Thyridopteryx tion tree-boxes trunk usually Washington webs Wheel-bug White Poplar whitewashing wings winter worms yellow young larva