000			00325nam a22001337a 4500
003			OSt
008			240312b |||||||| |||| 00| 0 eng d
082			_a631.4 _bI-5P
100			_aI R R I
245			_aSoil Related Constraints to food production in the tropics
260			_aI R R I _c1980
300			_a468
942			_2ddc _cBK
999			_c37983 _d37983