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ence, by cutting it down close to the roots, &c. had led the French cultivators altogether to overlook its propagation by seed; and, since the date of the works which have occasioned these observations, the experiments of our countryman, Mr. Knight, on the apple, have unfolded principles respecting the propagation of plants, whose application has already enriched the cider counties of England, with many new and most valuable varieties of that fruit: and for the application of which, to the vine, there is the strongest grounds founded on the general analogy between plants, to warrant an expectation of the most valuable results.

In prosecuting, the experiments, detailed in the treatise which he has published on the apple and pear[1], this eminent physiologist seems to have kept constantly in view, the analogy between the animal and vegetable kingdoms.

"The effects of cultivation," says he, "on the animal and vegetable systems, are extremely similar. A change in form, in colour, in size, or stature, takes place in each; and in each these changes appear to arise from similar
  1. See "A Treatise on the Culture of the Apple and Pear, and on the Manufacture of Cider and Perry, by T. A. Knight, Esq. F. R. S. and L. S. and President of the Agricultural Society of London.—London;—Longman and Company.