The gardener's magazine and register of rural & domestic improvement (1826)
Loudon, J. C. (John Claudius), 1783-1843, A. & R. Spottiswoode, printer, United States. Patent Office. Scientific Library, former owner DSI · London : Longman, Rees, Orme, Brown and Green · leaf 323
Fig. 52. Section, showing the effects of irregular pruning at different times.Fig. 53. Section of a stem which has never been pruned. It may be observed of pine timber in general, that it is lessliable to be deteriorated by dead stumps of branches than thetimber of deciduous trees; the resinous…
