. The American fruit culturist, containing directions for the propagation and culture of all fruits adapted to the United States. Fruit-culture. DESTRUCTIVE INSECTS. 197 ble varieties (Fig. 262); another form of the ins3Ct works on the leaves, forming irregularities on the under sides. The in- sect has always existed on American wild vines, yet it was not until it had been introduced in Europe, where it has wrought incalculable damage, that it attrs^cted attention as a vine pest. It rarely does serious damage in this , ex- cept in California, where European vines are grown. " The
. The American fruit culturist, containing directions for the propagation and culture of all fruits adapted to the United States. Fruit-culture. DESTRUCTIVE INSECTS. 197 ble varieties (Fig. 262); another form of the ins3Ct works on the leaves, forming irregularities on the under sides. The in- sect has always existed on American wild vines, yet it was not until it had been introduced in Europe, where it has wrought incalculable damage, that it attrs^cted attention as a vine pest. It rarely does serious damage in this , ex- cept in California, where European vines are grown. " The use of American vines, either direct for fpt yroduc-. FlG. 262.—The Grape-vine Phy'loyera. a, Root-galls j 4, enlargement of same, showing disposilion of lice; c, root-gall louse, much enlarged. (U. S. Div. of Entomology.) tion of fruit or as stocks on which to graft susceptible Euro- pean and American varieties, has practically supplanted all other measures against the insect in most of the infested vineyards of the ; Grape-vine Flea-Beetle {Haltica chalybea (Fig. 263).—This is a small shining beetle about one-sixth of an inch long, usually of a steel-blue color, but often varying from gfreen to purple. Many grape-growers have awakened some morning to find all of their prospective crop of grapes literally " nipped in the bud " by this pest. It has recently thus devastated hundreds of acres of vineyards in the great grape-growing regions of New York. Sometimes the insect apparently attacks a certain variety in preference to others, and it also works on the Vir- ginia creeper. After the beetles have satisfied their appetites, keen from. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Thomas, J. J. (John Jacob); Wood, William H. S. New York, Orange Judd
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