U. S. DEPARTMENT OF AGRICULTURE. 



BUREAU OF PLANT INDUSTRY— BULLETIN NO. 79. 



B. T. GALLOWAY, CMef'oJ Bureau. 



THE VARIABILITY OF WHEAT VARIETIES IN 

 RESISTANCE TO TOXIC SALTS. 



BY 



L. L. HARTER, 



Scientific Assistant, Laboratory of Plant Breeding. 



VEGETABLE PATHOLOGICAL AND PHYSIOLOGICAL 

 INVESTIGATIONS. 



Issued July 27, 1905. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 



1 9 5 . 



