000 00319nam a2200133Ia 4500
008 151015s9999 xx 000 0 und d
020 _a-
100 _aHesse, P.R.
245 _aImproving soil fertility through organic recycling
260 _c1978
_aROME
_bFAO
300 _a88 p.
500 _a-
942 _cFAO
_2udc
999 _c24562
_d24562