000			00273nam a2200121Ia 4500
005			20250829161448.0
082			_a630.7 _bFOS
245			_aThe soil _b; conserving the soil, improving the soil
260			_aRome: _bFAO, _c1972.
300			_a30p
546			_aeng
942			_cBK
999			_c40167 _d40167