Categories

• Others
• Botany,Zoology
• Botany,Physics
• Chemistry
• Others,History
• Chemistry,odiya
• Education,odiya
• Zoology
• Others,Chemistry
• zoolozy

Authors

• ray and nayak,Nanda, s.s. and others
• m. shivaram
• brijlal and subramayam
• Wrenn, c.l.
• Dua
• Banerhjee P.K
• Behera, K.S,Chotray. G
• P.,Swain ,Rath, B.
• S.C,Mathur
• G.N