000 cam a22 a 4500
999 _c38869
_d38869
003 BD-DhIDS
005 20180521191129.0
008 180411t1966 ii ||||| |||| 00| 0 eng d
040 _aBD-DhIDS
_cBD-DhIDS
_dBD-DhIDS
041 _aEng
082 _a631.8
_bFAO-15
110 2 _aUnited Nations
_bFood and Agriculture Organization
245 0 0 _aStatistics of crop responses to fertilizers.
260 _b
_aRome :
_bFAO ,
_c1966
300 _aviii, 112p. :
_bill. ;
_c20 cm.
504 _aIncludes bibliographical references and index.
650 0 4 _aFertilizers
650 0 4 _aCrop yield
650 0 4 _aEconomic aspects
650 0 4 _aMathematical models
942 _2ddc
_cBK