Report on the grain quality of the entries in the seventh internatio nal spring wheat yield nursery 1970-71. 

 - Mexico :    International Maize and Wheat Improvement Center    1972 . 
 - v. :    ill ;    28 cm. 
 - CIMMYT Information Bulletin ;    no.6 .
<br/><br/><label>Subjects--Topical Terms: </label><br/> Wheat -- Varieties.<br/> Wheat -- Field experiments.<br/> Wheat -- Varieties -- Statistics.