Conservation & management of aquatic resources

समान संसाधन

• Himalayan environment conservation
  द्वारा: BD Sharma
  प्रकाशित: (2002)
• River Pollution: an Ecological Perspective
  द्वारा: Haslam, S.M
  प्रकाशित: (1991)
• River Pollution: an Ecological Perspective
  द्वारा: Haslam, S.M
  प्रकाशित: (1990)
• Pollution and biomonitoring of Indian rivers
  प्रकाशित: (2001)
• River pollution /
  प्रकाशित: (2009)