Chapter I deals with details on material, methods, nomenclature and concept of subfamily, with a venn diagram of the tribal ... of xylem types, presence of raphides, aestivation of corolla, floral biology etc. are visualised on venn diagrams of tribes. ... In concluding part (Chapter IV) he points out gaps in rubiaecous knowledge and suggests for future research in the ... rj D. B. Deb Letters to the editor! Toxicity evaluation of sodium cyanide to 164 SCIENCE AND CULTURE. APRIL. 1990.
|Title||:||Science & Culture|