000 00337nam a2200133Ia 4500
008 220204s9999 xx 000 0 und d
082 _a631.234
_bNEL
100 _aNELSON, Paul V
245 0 _aGreen house operation and management
250 _aEd.2
260 _aVirginia
_bReston
_c1981
650 _aGreenhouse operation
942 _cBK
999 _c36736
_d36736