Categories

• History
• enviromental studies
• Others,Chemistry
• Education,Zoology
• Physics
• Mathematics
• Economic
• Environmental Studies
• Philosophy
• Politicalscience

Authors

• Ahuja , h.l.
• Navahar
• Rao, B.U
• Pradhan, k.c.,nanda and khatoi
• Dubton , Richand
• bhanja
• elhauce, d.n.
• Aruna
• Joshi U.S
• O.P,Agrawal