000 00412 a2200145 4500
080 _a631.816
_bF 686 F
245 1 _aFertilizers and their use
_bA pocket guide for extension officers
260 _aRome
_bF.A.O.
_c1965
650 _aFertilizers Use
650 _aExtension Officers
700 _aFood and Agriculture Organization of the United Nations, Rome
100 _a
_d
300 _a54 p.
901 _a83520
999 _c45522
_d45522