000 00406nam a22001217a 4500
008 230717b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a631.8:633
_bK6
245 _aStatistics of crop responses to fertilizers
260 _aRome:
_bFood and Agriculture Organization of the United Nations,
_c1966
300 _aviii, 112p.
942 _2udc
_cREF
999 _c52653
_d52653