00286nam a2200109Ia 450000500170000000800410001708200150005810000150007324500360008826000440012430000080016820260224041021.0260224s9999||||xx |||||||||||||| ||und||  a582.13 SKE  aSkene, M.  4aThe biology of flowering plants  aNew Delhi: Discovery Publ. House c2006  a523