000 00538nam a2200181Ia 4500
008 130910s9999 xx 000 0 und d
041 _aeng
082 _221st ed.
_a631.42
_bCLA/S
100 _aClarke , G.R.
245 _aSoil acidity and its relation to the production of nitrate and ammonia in woodland soils
_cby G.R. Clarke
260 _aOxford :
_bClarendon Press ,
_c1924
300 _a27p ;
_c27.5cm
653 _aSoil acidity
653 _aSoil types (Ecological)
653 _aSoils
653 _aWoodland soils
942 _cEN
_2ddc
999 _c19507
_d19507