TY - BOOK AU - Deno,N.C. TI - Seed germination, theory and practice PY - 1993/// CY - State College, Pa. PB - The Author KW - Germination KW - Seeds KW - Viability KW - Plant propagation N1 - "Based on experiments on 145 families and 805 genera and about 4000 species."--Cover; Includes bibliographical references (p. 240-241) ER -