Behrendi, S. and Hanf, M. <br/><br/>
Grass weeds in world agriculture identification in the flowerless state/ 
Slegfried behrendt and Martin Hanf. 
 - Ludwigshafen  Basf Aetienge Seellschaft  1979 
 - 159p.ill;  Hbk 
<br/><br/><label>LC Class. No.: </label>SB 611.B4 1979