[1] Bioletti, Frederic T. Report of International Congress of Viticulture, 88. 1915.

[2] Anthony, R. D. N. Y. Agr. Exp. Sta., Bul. 632: 88. 1917.

[3] Bioletti, Frederic T. Calif. Exp. Sta., Bul. 180: 135. 1906.

[4] Ibid., 136–138.

[5] Bioletti, Frederic T. Calif. Exp. Sta., Bul. 180: 108–112.

[6] Bioletti, Frederic T. Calif. Exp. Sta., Bul. 180: 113–118.

[7] Munson, T. V. Foundations of American Grape Culture, 217. 1909.

[8] Bioletti, Frederic T. Calif. Exp. Sta., Bul. 180: 96–97. 1906.

[9] For an account of this experiment, see Bul. 381 of the N. Y. Agr. Exp. Sta., Geneva.

[10] Quoted from Bul. No. 381, N. Y. Agr. Exp. Sta.

[11] Each weight is of 300 green leaves, 5 from each of 60 vines. The first leaf beyond the last cluster was selected.

[12] Amount to the acre of wood pruned in fall.

[13] Number to the acre.

[14] Munson, T. V. Foundations of American Grape Culture: 224–227. 1909.

[15] Husmann, George C., and Dearing, Charles. Muscadine Grapes. Bul. 709, U. S. Dept. Agr.: 16–19. 1916.

[16] The remainder of this chapter is republished by permission from Bul. 246, Calif. Exp. Sta., Vine Pruning in California, published in 1916 by F. T. Bioletti. Not all of the bulletin is reproduced, but the parts republished are transcribed verbatim. All of the illustrations in this chapter have been redrawn from Professor Bioletti's bulletin.

[17] The following account is founded on work carried on by the author at the N. Y. Agr. Exp. Sta., accounts of which have been given before several horticultural societies in 1916, 1917 and 1918.

[18] Husmann, Geo. C., and Dearing, Charles. The Muscadine Grapes, U. S. Dept. Agr. Bul. 273: 33–36. 1913.

[19] Husmann, George C. U. S. Dept. Agr. Farmers' Bul. No. 644.

[20] Husmann, George C. U. S. Dept. Agr. Bul. No. 349. 1916.