[Fruit culture] . (c) Fig. 31 (c), is of a dusty, sooty color, and has a pair of blue spots oneach of the first five segments of its body and a pair of redspots on each of the next six segments. The caterpillars arereadily distinguished by means of these blue and red control the gipsy moth in the apple orchard, the eggmasses should be painted in winter with creosote and the treessprayed in the spring when the eggs are hatching with 5 poundsof arsenate of lead in 50 gallons of spray solution. 42. Tussock Moths.—The tussock moths are commonpests of shade trees, and where they are abunda
[Fruit culture] . (c) Fig. 31 (c), is of a dusty, sooty color, and has a pair of blue spots oneach of the first five segments of its body and a pair of redspots on each of the next six segments. The caterpillars arereadily distinguished by means of these blue and red control the gipsy moth in the apple orchard, the eggmasses should be painted in winter with creosote and the treessprayed in the spring when the eggs are hatching with 5 poundsof arsenate of lead in 50 gallons of spray solution. 42. Tussock Moths.—The tussock moths are commonpests of shade trees, and where they are abundant the cater-pillars prove to be destructive of foliage on apple trees. In 46 APPLE PESTS AND INJURIES 6 Fig. 31 (a) is illustrated the mature caterpillar of the willowtussock moth; in (b) is shown the caterpillar of the rusty tussockmoth, the most common and injurious of the tussock moths;and in (c) is shown the caterpillar of the white-marked tussockmoth. Tussock moths emerge from the middle to the last of Jun
Size: 1055px × 2370px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecad, booksubjectfruitculture, bookyear1912
