Humphrey, L.M. Improvements in the technique of cotton hybidization / by L.M. Humphrey and A.V. Tuller - Fayetteville, Arkansas : University of Arkansas - 11 p. - Bulletin; 359 . Encuadernado con otros impresos similares LCCN: 206796 Subjects--Topical Terms: Algodón -- hibridos Dewey Class. No.: PA-C 633.51 B84