Arteca, Richard N.. Plant growth substances : principles and applications / Richard N. Arteca. - New York : Chapman and Hall , 1995. - xvii,332p. : Ills. ; 24cm Floppy . NULL ISBN: 0412039117 UKP 45.00 Subjects--Index Terms: PLANT GROWTH PROMOTING SUBSTANCES Dewey Class. No.: 571.82 / ART/P