Categories

• geography
• Botany,Zoology
• Biology
• Botany,Physics
• Economic
• Zoology
• Economics
• zoolozy
• Computer Science
• Others

Authors

• Mahapatra M.B.
• Padhi B.D.
• Raghalean.C
• Bahgaruwary
• U
• r.r. and ghosh
• Pike , Wilkens
• Rajgopal Chari ,C
• g.k.,chettar,g.k.,chettar
• zimmer