000 00284nam a2200121Ia 4500
008 130225s9999 xx 000 0 und d
245 _aSpray calendar
260 _aIthaca
_c1904
300 _a126-133 p.
440 _aCornell Agricultural Experime
901 _a19118
942 _cB
_2udc
999 _c2576
_d2576