00322pab a2200133 454500008004000000100002000040245005000060260000900110300001200119362000800131650001900139700001900158773001100177180718b1997   xxu||||| |||| 00| 0 eng d  aGowrisankar, D.  aLand degradation and rectification strategies  c1997  ap.18-20  aNov  aLand economics  aDhinakaran, R.  aYojana