Tissue culture as a plant production system for horticultural cropsRichard H. Zimmerman, Robert J. Griesbach, Freddi A. Hammerschlag, R. H. Lawson · First published 2012Open the Tome
On dormancy and seed germination in HemerocallisRobert A. Griesbach, Paul D. Voth · First published 1957Open the Tome
