000 00331 am a2200121 a 4500
100 1 _aRobertson, R.L.
245 1 _aScale insect and their control
260 _aRaleigh
_c1966
300 _a1-4 p.
942 _2udc
_cB
440 _aInsect North Carolina Agricultural Extension Services. Extension Folder No. 166
901 _aS14648
999 _c114233
_d114233