México, D.F., México : International Maize and Wheat Improvement Center, [1983]
Physical Details
16 pages, 3 unnumbered pages : illustrations ; 28 cm
OCLC
ocm10833108
"An earlier version of this paper was presented at a Symposium on "Principles and Methods in Crop Improvement for Drought Resistance: with emphasis on rice" at the International Rice Research Institute (IRRI), May 4-8, 1981."