504 BOTANY OF CROP PLANTS 



of tannin and grape oil. A brandy has been made by fer- 

 menting the sugary substance that sticks to the seeds, and 

 this material may also be made into a syrup. 



References 



Beach, S. A.: Notes on Self-pollination of the Grape. N. Y. State Agr. 

 Exp. Sta. Ann. Rept. 11: 597-606, 1892. 

 Self-fertility of the Grape. N. Y. State Agr. Exp. Sta. Bull. 157: 397-441, 



1898. 

 Fertilizing Self-sterile Grapes. N. Y. State Agr. Exp. Sta. Bull. 169: 

 331-371, 1899. 

 Booth, N. O.: A Study of Grape Pollen. N. Y. Agr. Exp. Sta. Bull. 224: 



291-302, 1902. 

 DoRSEY, M. J.: Variation Studies of the Venation Angles and Leaf Dimen- 

 sions in Vitis. Am. Breeders' Assn., 7: 227-250, 191 1. 

 Variation in the Floral Structure of Vitis. Bui. Torrey Bot. Club, 39: 37- 



52, 1912. 

 Pollen Development in Vitis with Special Reference to Sterility, Minn. 



Agr. Exp. Sta. Bull. 144: 1-60, 1914. 

 Pollen Sterility in Grapes. Jour. Hered., 6: 243-249, 1915. 

 Hedrick, V. P.: The Grapes of New York. 15th Ann. Rept. N. Y. Agr. 



Exp. Sta., vol. 3, part 2: 1-564, 1908. 

 HusMANN, George C, and Dearing, Charles: The Muscadine Grapes. 



U. S. Dept. Agr. Bur. Plant Ind. Bull. 273: 1-64, 1913. 

 MuNSON, T. V. : Investigation and Improvement of American Grapes. Texas 



Agr. Exp. Sta. Bull. 56: 217-285, 1899. 

 Rabak, Frank: The Utilization of Waste Raisin Seeds. U. S. Dept. Agr., 



Bur. Plant Indus. Bull. 276: 1-36, 1913. 

 Reimer, F. C, and Detjen, L. R.: Self -sterility of the Scuppernong and 

 Other Muscadine Grapes. N. C. Agr. Exp. Sta. Bull. 209: 1-23, 1910. 



