Annual report of the Fruit Growers' Association of Ontario, 1898 . Fig But these insects are few in number, and so widely scattered, that they do little, ifany, harm. The one exception is Pieris rapoe Linnaeus, the cabbage-butterfly (Fig 2). This is an exceedingly troublesome insect. The fbest methodto check its ravages that I know is to set an intelligent child to workto pick off the caterpillars (Fig 12 a) from the plants, and to crushthem under foot. The chrysalids (Fig 12 b) of this species, and ofothers, may often be found attached to fences and buildings. I lately had the opportunit
Annual report of the Fruit Growers' Association of Ontario, 1898 . Fig But these insects are few in number, and so widely scattered, that they do little, ifany, harm. The one exception is Pieris rapoe Linnaeus, the cabbage-butterfly (Fig 2). This is an exceedingly troublesome insect. The fbest methodto check its ravages that I know is to set an intelligent child to workto pick off the caterpillars (Fig 12 a) from the plants, and to crushthem under foot. The chrysalids (Fig 12 b) of this species, and ofothers, may often be found attached to fences and buildings. I lately had the opportunity of witnessing the proceedings of aPapilio brevicauda larva when about to change to a chrysalis. It spun,on the side of a twig, a little pad, to which it attached itself, havingclimbed into a proper position for doing so. When it had settleditself, it turned its head to its back and ejected, through its mouth, adrop of mucous which it drew out in a silken thread, and attached tothe twig. It then turned its head round on the other side, and depositedanother drop on the s
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Keywords: ., bookcentury1800, bookdecade1890, bookida, booksubjectfruitculture
