Categories

• Education,Zoology
• Chemistry
• Biology
• History
• Politicalscience
• economy
• Others,Physics
• Botany,Physics
• Others,Biology
• geography

Authors

• Das , g.p.
• Pandey B.p
• P.,Maiti ,S.C.,raychoudhuri
• Swain , Roy,Samal, Mishra , Others
• patodi, v.b. rao, naik,patodi, v.b. rao, naik
• Panda, B.B
• Langsam
• ehawab, i.j.,ehawab, i.j.
• Gupta, D.C,Stanke, J.G
• forster,e.m.