00386nam a22001337a 4500008004100000040005500041080001800096100001500114245003600129260004900165300001100214650001300225653001400238230515b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a551.4.035bN1  aBhatt, S D  aEcology of the mountain waters   aNew Delhi: bAshish Publishing House, c1991  a389p.   aEcology   aMountain