. An encyclopædia of gardening; comprising the theory and practice of horticulture, floriculture, arboriculture, and landscape-gardening, including all the latest improvements; a general history of gardening in all countries; and a statistical view of its present state, with suggestions for its future progress, in the British Isles. Gardening. 44£S>. Grafting old apple-trees of different sorts with superior varieties, is an obvious and long-tried im- provement. In this case, if the tree is a standard, it is only headed down to standard height; in old sub- jects, most commonly the branches o
. An encyclopædia of gardening; comprising the theory and practice of horticulture, floriculture, arboriculture, and landscape-gardening, including all the latest improvements; a general history of gardening in all countries; and a statistical view of its present state, with suggestions for its future progress, in the British Isles. Gardening. 44£S>. Grafting old apple-trees of different sorts with superior varieties, is an obvious and long-tried im- provement. In this case, if the tree is a standard, it is only headed down to standard height; in old sub- jects, most commonly the branches only are cut over within a foot or two of the trunk, and then grafted in the crown or cleft manner. 4450. Injuries, insects, ice. The mistletoe Viscum album is frequently, through negligence, suffered to injure trees in orchards, and different species of mosses and lichens those in gardens. " Moss," Knight observes, " appears to constitute a symptomatic, rather than a primary, disease in fruit-trees : it is often brought on by a damp or uncultivated soil, by the age of the variety of fruit, and by the want of air and light in closely planted unpruned orchards. In these cases it can only be destroyed by removing the cau>e to which it owes its ; 4451. Blights. Whatever deranges and destroys the organisation of the blossom, and prevents the set- ting of the fruit, is in general termed a Wight;' whether produced by insects, parasitical plants, or an excess of heat or cold, drought, or moisture. One of the most injurious injects with which the apple- tree has been visited for the las: twenty years, is the Aphis lanigera, L., the Eriosoma mali of Leach ; woolly aphis, apple-bug, or American blight. " The ; Leach observes, " form what are called improperly galls on the stalks of tree?", near their joints and knobs, which are in fact excrescences, caused by the oi nature, to repair the damage done to the old tre
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Keywords: ., bookcentury1800, bookpublisherlondonprinte, booksubjectgardening
