Appendix D 379 



in Tomato Leaves. Part II. Mature plants. New Jersey 



Exp. Sta. Bull. 239: 3-12, pi. 1-9. 

 1911. HAGEDOORN, A. L., Facteurs Genetiques et Facteurs du 



Milieu dans I' amelioration et I'obtentian des races. IV 



Internat. Conf. Genetique, Paris, 132-135. 

 1911. HALSTEAD, B. D., Geometrical Figures in Plant Breeding. 



Am. Breed. Mag. 2 : 217-220, fig. 

 1911. HANSEN, N. E., Some New Fruits. So. Dak. Agr. Exp. 



Sta. Bull. 130 : 163-200, 1 fig. 

 1911. HARRIS, J. ARTHUR, On the Formation of Correlation and 



Contingency Tables when the Number of Combinations is 



Large. Am. Nat. 45: 566-571, 2 tab. Bibliog. in notes. 

 1911. HARRIS, J. ARTHUR, The Biometric Proof of the Pure Line 



Theory. Am. Nat. 45 : 345-363. Bibliog. in notes. 

 1911. HARRIS, J. ARTHUR, The Measurement of Natural Selec- 

 tion. Pop. Sci. Mo. 78 : 521-538, figs. 1-7. 

 1911. HARTLEY, C. P., The Corn Breeder's Problems. Am. 



Breed. Mag. 2 : 212-217. Diagr. 

 1911. HATAI, . SHINKISHI, The Mendelian Ratio and Blended 



Inheritance. Am. Nat. 45 : 99-106. Bibliog. 

 1911. HAYES, H. K., and EAST, E. M., Improvement in Corn. 



Conn. Agr. Exp. Sta. Bull. 168: 21, 4 pis. 

 1911. HAYES, H. K., Inheritance in Corn. Conn. (State) 



Agr. Exp. Sta. Ann. Rep. 407-427. 

 1911. HECKEL, E., Sur les mutations gemmaires culturales 



du Solanum Maglia et sur les premiers resultats culturaux 



de ces mutations. Acad. Sci., Paris, Compt. Rend. 153 : 



417-420. 

 1911. HENRY, J. L., Results obtained through the Use of Hand 



Selected Seed. Can. Seed-Grow. Assoc. Rep. 7 : 79-80. 

 1911. HILL, E. J., (Enothera Lamarckiana: its Early Cultiva- 

 tion and Description. Bot. Gaz. 51 : 136-140. 

 1911. HILLMAN, F. H., Testing Farm Seeds in the Home and 



in the Rural School. U. S. Dept. Agr. Farmers' Bull. 428 : 



