634 



NORMAN E. BORLAUG 



00 120 160 



NITROGEN Ktt/Ho 



200 



Figure 1. Differential nitrogen response curves for two 

 Mexican dwarf wheat varieties compared to one of the best tall- 

 strawed Indian varieties C 306, at the Uttar Pradesh Agricultural 

 University, Pantanagar, U.P., India in 1966. Data by Drs . 

 K. C. Sharma, D. Misra and B. C. Wright. 



