Ellis, R. H., T.D. Hong and E.H. Roberts (1985). Handbook of Seed Technology for Genebanks Vol II: Compendium of Specific Germination Information and Test Recommendations . SGRP (System-Wide Genetic Resources Programme). Rome, Italy. オリジナル の2008-12-11時点におけるアーカイブ。. https://web.archive.org/web/2008121...