Stephen Sumithran and P J Sanjeeva Raj
Submerged freshwater weed Hydrilla verticillata (L.f.) Royle, though considered a nuisance, is a cosmopolitan primary keystone species. If scientifically managed, H. verticillata would prove to be a ‘wonder keystone species’ in the world, to conserve the rapidly declining freshwater biodiversity.
Read further : www.ias.ac.in/resonance/February2013/p156-162.pdf
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