1. 1)Auld, D. T.(1986)Population dynamics of the shrub Acacia suaveolens(Sm.)Willd.: Fire and the transition to seedling, Australian Journal of Ecology 11: 373-385.
2. 2)Demir, I.(1997)Occurrence of hardseededness in relation to seed development in Okra(Abelmoschus esculentus(L)Moench), Plant Varieties & Seeds10(1):7-13.
3. 3)Demir, I.(2001)The effects of heat treatment on hardseededness of serially harvested okra seed lots atoptimum and low temperatures, Scientia Horticulturae 89:1-7.
4. 4)Hermansen, L. A.,Duryea, M. L.,West, S. H.,White, T. L. and Malavasi, M. M.(2000)Pretreatments to overcome seed coat dormancy in Dimorphandra mollis, Seed Science & Technology 28(3): 581-595.
5. 5)北村四郎, 村田源(1961)日本原色植物図鑑草本編〔II〕離花類,保育社,390pp.