Manual of American Grape-Growing. U. P. Hedrick

Manual of American Grape-Growing - U. P. Hedrick


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14 6. Planting cuttings 40 7. A cutting beginning growth 40 8. Cutting off the trunk 46 9. Cutting the cleft 47 10. Inserting the cion 47 11. The completed graft 47 12. Bench-grafted cuttings of grape, showing the cleft-graft and the whip-graft. (Adapted from Husmann) 51 13. Vine ready for pruning 113 14. A "go-devil" for collecting prunings 119 15. A trellis and a common method of bracing end posts 120 16. Chautauqua training; vine ready to prune 127 17. Keuka method of training 130 18. Single-stem four-cane Kniffin training 133 19. Umbrella method of training 134 20. Two-trunk Kniffin training 135 21. Rotundifolia vines trained by the overhead method 144 22. A Rotundifolia vine trained by the 6-arm renewal method 145 23. Forms of head pruning 154 24. Forms of head pruning 155 25. Head pruning: fan-shaped head; fruit canes tied to horizontal trellis 156 26. Single vertical cordon with fruit-spurs 157 27. Unilateral horizontal cordon with fruit-spurs 158 28. Three-year-old vine ready for pruning 169 29. Vine of Fig. 28 after pruning for vase-formed head 169 30. Three-year-old vines: A, pruned for a vase-formed, and B, for a fan-shaped head 170 31. Four-year-old vine pruned for vase-formed head 171 32. Four-year-old vine pruned for high vase-formed head 172 33. Fan-shaped vines: A, before pruning; B, after pruning 173 34. Vertical cordon, young vine pruned 176 35. Unilateral horizontal cordon with half-long pruning 177 36. Leaf-galls of the phylloxera 205 37. The grape root-worm 207 38. Root-worm beetle 207 39. Injuries caused by beetles of the grape root-worm 207 40. Eggs of grape-vine flea-beetle 209 41. First four stages of the grape leaf-hopper 212
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