. [Fruit culture]. ji -t *% .? • r ( ^4. 69 Fig. 46 70 GRAPE CULTURE § 13 strength, 8 pounds to 150 gallons of water, or combined withBordeaux mixture. Both the upper and the under surfaces ofthe leaves should be covered. Applications of arsenicals forthe grape-vine fidia will help greatly to keep the steely fleabeetle in check. 82. Tlie Grape Leaf Hopper.—The grape leaf hopper,often erroneously known as thrips, is an American insect that,so far as is known, is found in injurious numl^ers wherevergrapes grow in this country. The insect is usually of smallimportance, but during some seasons in
. [Fruit culture]. ji -t *% .? • r ( ^4. 69 Fig. 46 70 GRAPE CULTURE § 13 strength, 8 pounds to 150 gallons of water, or combined withBordeaux mixture. Both the upper and the under surfaces ofthe leaves should be covered. Applications of arsenicals forthe grape-vine fidia will help greatly to keep the steely fleabeetle in check. 82. Tlie Grape Leaf Hopper.—The grape leaf hopper,often erroneously known as thrips, is an American insect that,so far as is known, is found in injurious numl^ers wherevergrapes grow in this country. The insect is usually of smallimportance, but during some seasons in some localities it isone of the worst pests, literally destroying the grape foliage ofwhole regions. Only within the last few years have efficientcontrol measures been discovered. Description.—There are several species of leaf hoppers thatattack the grape in different parts of the country. In thecommonest species the adtdt insects are about i inch in vary greatly in color, but the prevailing colo
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Keywords: ., bookcentury1900, bookdecad, booksubjectfruitculture, bookyear1912
