Ecosystem dynamics of ponds and rivers in India
Sheeja, B D; Ebanasar, J
Ecosystem dynamics of ponds and rivers in India - - Shine & Twinkle Publications, Tamilnadu 2006 - 198 - .
Pond ecology
577.636 SHE-E
Ecosystem dynamics of ponds and rivers in India - - Shine & Twinkle Publications, Tamilnadu 2006 - 198 - .
Pond ecology
577.636 SHE-E