00313nam a2200097Ia 4500008004100000082002000041100002000061245010000081260002700181300000700208140316s9999    xx            000 0 und d  a333.911bVEN/TE  aVenkateswarlu,J  aTechnical manual on watershed management - 5 : non-farming systems and watershed in retro spect  aHyderabadbNIAEMc1995  a68