000 00322nam a2200121Ia 4500
008 170101s1985 xx 000 0 und d
082 _a632.6 HEL
100 _aHelle, W ed.
245 0 _aSpider mites: their biology ,netural enemies and control
260 _aNew York
_bElsevier
_c1985
300 _aP[?]
942 _2ddc
_cBK
999 _c80081
_d80081