000			00353nam a2200133Ia 4500
008			180611s9999||||xx |||||||||||||| ||und||
041			_aen
082			_a631.811
100			_aSILLANPAA,Mikko.. ed.
245		0	_aTrace Elements in Soil and Agriculture
260			_bRome. FAO of the United Natio _cns 1972
300			_a(iii),67p.
942			_cLL
999			_c33341 _d33341