000			00498 a2200181 4500
080			_a632.954(02) _bF 948 W
245	1		_aWeed control handbook _cedited by J.D. Fryer and S.A. Evans
250			_a6th edn.
260			_aLondon _bBlackwell _c1970
650			_aWeed Control
700			_aFryer, J.D., ed.
700			_aEvans, S.A., ed.
500			_aVol. 1 : Principles
500			_aVol. 1 : Principles including plant growth regulators
100			_a _d
300			_a494 p.
901			_a146500
999			_c84374 _d84374