000			00535nam a2200205ua 4500
001			00175579
003			PWmBRO
005			20240602103854.0
008			980729s xx eng
020			_a0582441307
100	1		_aRichards, B. N.
245	1	0	_aIntroduction to the soil ecosystem / _cB.N. Richards.
260			_aHarlow, Essex : _bLongman, _c1974.
300			_ax, 266 p. : _bill.
500			_aA Longman text.
650		0	_aSoil ecology.
650		0	_aMicrobiology.
650		0	_aSoil microbiology.
942			_2ddc
999			_c82057 _d82057