000 00294nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a631.4
_bFAO
245 0 _aSoil : How to improve the soil
250 _aEd.2
260 _aRome
_bFAO
_c1976
490 _aBetter farming series 6
942 _cBK
999 _c40893
_d40893