000 00315nam a2200133Ia 4500
008 130223s9999 xx 000 0 und d
245 _aFeeding value of grass silage
260 _aLondon
260 _c1960
300 _a1-8 p.
440 _aGreat Britain Ministry of Agri
901 _pS2514
942 _cB
_2udc
999 _c122542
_d122542