xii LIST OF ILLL'STRATIOXS 



PLATE PAGE 



XXV. Muscat Hamburg 350 



XXVI. Niagara .... .... 360 



XXVII. Salem ... 370 



XXVIII. Triumph .... .... 380 



XXIX. Vergennes 390 



XXX. Winchell 400 



XXXI. Worden 416 



XXXII. Wyoming . 432 



FIGURES IX THE TEXT 



FIGUBZ 



1. A shoot of Fifw rinifera 



2. A shoot of Vitis Labrusca 



3. A shoot of Vitis rotundifolia 



4. A shoot of Vitis (Estivali* 



5. A shoot of Vitis rulpina 



6. Planting cuttings 



7. A cutting beginning growth 



8. Cutting off the trunk 



9. Cutting the cleft 



10. Inserting the cion 



11. The completed graft 



12. Bench-grafted cuttings of grape, showing the cleft-graft and 



the whip-graft. (Adapted from Husmann) .... 



13. Vine ready for pruning 



14. A "go-devil" for collecting primings 



15. A trellis and a common method of bracing end posts 



16. Chautauqua training ; vine ready to prune .... 



17. Keuka method of training 



18. Single-stem four-cane Kniffin training 



19. Umbrella method of training 



20. Two-trunk Kniffin training 



21. Rotundifolia vines trained by the overhead method 



22. A Rotundifolia vine trained by the 6-arm renewal method 



23. Forms of head pruning 



24. Forms of head pruning 



