000 00268nam a2200109Ia 4500
008 151015s9999 xx 000 0 und d
100 _aReycroft, DAVID W.
245 _aProspects for the drainage of clay soil
260 _c1995
300 _a134 p.
942 _cFAO
_2udc
999 _c24978
_d24978