Shands, Henry L. Use of plant introductions in cultivar development - Madison, Wis. : Crop Science Society of America, 1991-1992 - 2 v - CSSA Special publication ; 17, 20 . - CSSA Special publication ; 17, 20 . LCCN: 10085 Subjects--Topical Terms: Germoplasma.Plantas--Mejoramiento.Recursos genéticos. Dewey Class. No.: 631.522 / S43