TY - BOOK AU - Griffiths,David TI - Daffodils T2 - Circular / United States Department of Agriculture AV - SB413.D12 G68 PY - 1930/// CY - Washington, D.C. PB - U.S. Dept. of Agriculture KW - Daffodils N1 - Caption title; "Contribution from Bureau of Plant Industry."; "Revision of and supersedes U.S. Department of Agriculture. Bulletin 1270, The production of narcissus bulbs."; Bibliography: p. 73 ER -