Categories

• Others,English
• enviromental studies
• Environmental Studies
• English
• Political Science,Education
• odiya
• englisg
• Chemistry
• zoolozy
• Biology

Authors

• Ghatak , A.,Ghatak , A.
• R.
• P.K,khatoi,sanapati and debi
• Ghoye G.S,Das,Sharma Nanda
• D.,harish chandra and singh,D.,harish chandra and
• Trivedi R.D,Rizvi, S.N.A
• sharma v.
• Kumar, H.D
• S.A,Moseley
• toni