000 00291nam a2200121Ia 4500
001 MPKV055929
008 120911s9999 xx 000 0 und d
082 _a630
245 _aAgricultural vol.79
_c;
246 _aAgricultural vol.79
260 _aLondon
_bHMSO
_c1972
650 _aAgricultural
999 _c53923
_d53923