000 00253nam a2200109 a 4500
082 0 0 _a631.81 FER
245 0 0 _aFertilizer manual /
260 _aNew York :
_bUnited Nations,
_c1980.
300 _axx, 353 p. :
_bill. ;
650 0 _aFertilizers.
942 _cBK
999 _c3553
_d3553