PRUNING 471 



wood buds in the same regions. With these latter cane renewal or a 

 combination of long and short spur renewal is more practicable. Only 

 those varieties (particularly of the Vinifera group) with comparatively 

 stocky and rigid trunks that require no artificial supports can be trained 

 to the tree form advantageously. Other varieties require trellising. 



Suggested Collateral Readings 



Howe, G. H. The Effect of Various Dressings on Pruning Wounds of Fruit Trees. 



N. Y. Agr. Exp. Sta. Bui. 396. 1915. 

 Roberts, R. H. Prune the Cherry Trees. Wis. Agr. Exp. Sta. Bui. 298. 1919. 

 Tufts, W. P. Pruning Young Deciduous Fruit Trees. Cal. Agr. Exp. Sta. Bui. 313. 



1919. 

 Alderman, W. H., and Auchter, C. E. The Apple as Affected by Varying Degrees of 



Dormant and Seasonal Pruning. W. Va. Agr. Exp. Sta. Bui. 158. 1916. 

 Gardner, V. R., Magness, J. R., and Yeager, A. F. Pruning Investigations. Ore. 



Agr. Exp. Sta. Bui. 139. 1916. 

 Magness, J. R., Edminster, A. F., and Gardner, V. R. Pruning Investigations. 



Ore. Agr. Exp. Sta. Bui. 146. 1917. 

 Bioletti, F. T. Vine Pruning in California. Cal. Agr. Exp. Sta. Bui. 241. Part 1. 



(No date.) 

 Drinkard, A. W. Fruit Bud Formation and Development. Ann. Rept. Va. Agr. 



Exp. Sta. Pp. 159-205. 1909-10. 

 Sorauer, P. A Popular Treatise on the Physiology of Plants. Transl. by F. E. 



Weiss. Pp. 134-168. London, 1895. 

 Bioletti, F. T. Vine Pruning in California. Cal. Agr. Exp. Sta. Bui. 246. Part 2. 



1914. 



Literature Cited 



1. Alderman, W. H., and Auchter, E. C. \Y. Va. Agr. Exp. Sta. Bui. 158. 1916. 



2. Barry, P. The Fruit Garden. Pp. 94-95. Detroit, 1853. 



3. Batchelor, L. D., and Goodspeed, W. E. Utah Agr. Exp. Sta. Bui. 140. 1915. 



4. Bedford, H. A. R., and Pickering, S. U. Science and Fruit Growing. Pp. 57-80. 



London, 1919. 



5. Ibid. P. 46. 



6. Bioletti, F. T. Cal. Agr. Exp. Sta. Bui. 241. 1913. 



7. Blake, M. A., and Connors, C. H. N. J. Agr. Exp. Sta. Bui. 326. 1917. 



8. Brierley, W. G. Proc. Am. Soc. Hort. Sci. 16: 102-104. 1919. 



9. Card, F. W. Bush Fruits. Pp. 48-51; 70-73. New York, 1917. 



10. Chandler, W. H. Mo. Agr. Exp. Sta. Res. Bui. 14. 1914. 



11. Chandler, W. H. Proc. Am. Soc. Hort. Sci. 16: 88-101. 1919. 



12. Childs, L. Ore. Agr. Exp. Sta. Bui. 171. 1920. 



13. Cole, S. W. The American Fruit Book. P. 57. Boston, 1850. 



14. Curtis, O. F. Am. J. Bot. 7: 101-124. 1920. 



15. Daniel, L. Compt. rend. 131:1253-1255. 1900. 



16. Daniel, L. Trav. scient. Univ. de Rennes. 6 (2) : 22-72. 1907. 



17. Do\Aaiing, A. J. The Fruits and Fruit Trees of America. P. 31. New York, 



1856. 



18. Drinkard, A. W. Va. Agr. Exp. Sta. Ann. Rept. Pp. 96-120. 1913-1194. 



19. Drinkard, A. W. Va. Agr. Exp. Sta. Tech. Bui. 17. 1917. 



