xiv TREE PRUNING. 



PAGE 



FIG. 26. Method of shortening a main branch 32 



" 27. Pruning badly commenced 33 



" 28. Method of cutting a large branch 35 



" 29. Method of cutting a large branch 36 



" 30. Proper appearance of a wound made in pruning ... 36 



" 31. Formation of a leader on a young tree 39 



" 32. Method of supporting a young tree 39 



" 33. Young tree properly pruned 40 



" 34. Method of forming a leader on a young tree .... 40 



" 35. Method of forming a leader on a young tree .... 41 



" 36. First pruning of a young tree 41 



" 37. Treatment of a forked tree 42 



" 38. Method of pruning a weak sapling 42 



" 39. Tree forty years old. First pruning 43 



" 40. Tree sixty years old. First pruning 43 



" 41. Badly shaped tree. First pruning 44 



" 42. Old Oaks. First pruning 45 



" 43. Old Oaks. First pruning 45 



" 44. Method of pruning an old tree to preserve its younger 



neighbor 46 



" 45. Very old tree. First pruning 47 



" 46. Trunk of Oak injured by neglect 48 



" 47. The same two years after treatment 48 



" 48. Oak restored to vigor by pruning 49 



" 49. Treatment of an old wound 52 



" 50. Treatment of cavities in the trunk 54 



" 51. Pruning hook 55 



" 52. Formation of branches on young trees 56 



" 53. Pine badly pruned 64 



" 54. The dendroscope 67 



