Categories

• Eng
• geography
• Others,Chemistry
• Others
• Environmental Studies
• Biology,odiya
• IT
• economy
• Education,Zoology
• Education

Authors

• Luthans,Ered
• Patri , manorama,A.K,Nanda
• S,Glasstine,P,Mukharjee
• Rath, B.
• agrawala
• Mangal, S.K.,Mangal, S.K.
• Parida, b.c.,Parida, b.c.
• Ahmed
• khosala
• Pujari .N.