000			00325nam a2200133Ia 4500
008			151015s9999 xx 000 0 und d
020			_a9251027129
100			_aMarui, H
245			_aFAO watershed management field manual
260			_c1988
300			_aiii 154p.
500			_aFAO conservation guide
942			_cFAO _2udc
999			_c25222 _d25222