000 00310nam a2200121Ia 4500
008 170101s1981 xx 000 0 und d
082 _a632.58 THR
100 _aThresh J.M.
245 0 _aPests, Pathogens and Vegetation.
260 _aLondon
_bPitman Advanced Pub
_c1981
300 _a517 p.
942 _2ddc
_cB
999 _c789666
_d789666