000 00348nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aJones, F.G.W., Dunning, R.A.
245 _aSugar beet pests
260 _aLondon
260 _c1969
300 _a107 p.
440 _aNo. 162; Great Britain Ministr
901 _pS16960
942 _cB
_2udc
999 _c134883
_d134883