000 00430 a2200145 4500
082 _a631.83
_bPOT
090 _c22168
_d34817
245 _aPotassium For agriculture
_ba situation analysis
260 _aAtlanta
_bPotash & phosphate institute
_c1980
_g1980
300 _a216p.
_c28cm
650 _aPotassium fertilizes
650 _aFertilizers , soil conditioners, growth regulators
650 _aSpecific techniques
942 _cL
999 _c49567
_d49567