000			00979cam a2200253 a 4500
005			20220203143953.0
008			810326s1981 njua b 101 0 eng
020			_a0865980373 :
082	0	0	_aG:54p73,N80 _bM1
245	0	0	_aBiological control in crop production / _c[general editor, George C. Papavizas].
260			_aTotowa, N.J. : _bAllanheld, Osmun ; _aLondon : _bGranada, _c1981.
300			_aix, 461 p. : _bill. ;
500			_aPapers presented at an annual symposium organized by BARC Symposium V Committee; sponsored by and held at Beltsville Agricultural Research Center, Md., May 18-21, 1980.
650		0	_aPests
650		0	_aPlants, Protection of
650		0	_xBiological control _xCongresses.
650		0	_xCongresses.
700	1		_aPapavizas, George Constantine, _d1922-
710	2		_aBARC Symposium V Committee.
710	2		_aBeltsville Agricultural Research Center.
906			_a7 _bcbc _corignew _d1 _eopcn _f19 _gy-gencatlg
942			_cTB
942			_n0
999			_c84750 _d84750