390 BOTANY OF CROP PLANTS 



Investigations of Flower Buds. 17th Ann. Rept. Wis. Agr. Exp. Sta., 266- 



285, 1900. 

 Investigation of Flower Buds. i8th Ann. Rept. Wis. Agr. Exp. Sta. 304- 



316, 1901. 

 Origin and Development of the Apple Blossom. Am. Gard., 22: 330 and 

 346-347, 1901. 

 Gardner, V. R., Wagness, J. R., and Yeager, A. F.: Pruning Investiga- 

 tions. Oregon Agri. Exp. Sta. Bull. 139: 1-88, 1916. 

 GouRLEY, J. H. : Studies in Fruit Bud Formation. N. H Agr. Exp. Sta., Tech. 



Bull. 9: 1-79, 1915. 

 Hardy, J. A., and A. F.: Traite de la taille des arbres fruitiers, ed. 12, 123, 



Paris. 

 Hedrick, y. P.: Dwarf Apples. N. Y. Agr. Exp. Sta. Bull. 406: 341-368, 



1915-. 

 Kraus, E. J. : The Pollination of the Pomaceous Fruits. I. Gross Morphology 

 of the Apple. Ore. Agr. Exp. Sta. Res. BuU. I, pt. I: 1-12, 1913. 

 The Study of Fruit Buds in Oregon. Ore. Agr. Exp. Sta. Bull. 130: 12-21, 



1915- 

 Variation of Internal Structure of Apple Varieties. Ore. Agr. Exp. Sta. 



Bull. 135: 3-42, 1916. 

 Kraus, E. J., and Ralston, G. S.: The Pollination of the Pomaceous Fruits. 



III. Gross Vascular Anatomy of the Apple. Ore. Agr. Exp. Sta. Bull. 



138: 4-12, 1916. 

 Lewis, C. I., and Vincent, C. C.: Pollination of the Apple. Ore. Agr. Exp. 



Sta. Bull. 104: 1-40, 1909. 

 McAlpine, D.: The Fibro-vascular System of the Apple and its Function. 



Proc. Linn. Soc, N. S. Wales, 36: 613-625, 1911. 

 The Fibro-vascular System of the Quince Fruit Compared with that of 



the Apple and Pear. Proc. Linn. N. S. Wales, 37: 689-697, 1912. 

 Paddock, W. and Whipple, O. B.: Fruit Growing in Arid Rfegions. Mac- 



Millan Co., 1910. 

 Pickett, B. S.: Factors Influencing the Formation of Fruit Buds in Apple 



Trees. Trans. Mass. Hort. Soc, pt. I: 57-72, 1913- 

 Sandsten, E. p.: Some Conditions Which Influence the Germination and 



Fertility of Pollen. Wis. Agr. Exp. Sta. Research Bull. 4: 149-172, 



1909. 

 Shaw, J. K.: The Technical Description of Apples. Mass. Agr. Exp. Sta. 



Bull. 159: 73-90, 1914- 

 Waite, W. B.; The Pollination of Pear Flowers. U. S. Dept. Agr. Div. Veg. 



Path, and Phys. Bull. 5: i-iio, 1894. 

 West, G. H.: The Pollination of Apples and Pears. Trans. Kans. State 



Hort. Soc, 32: 38-50, 191 2. 



