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Abstract
Greenwood stem cuttings taken from root suckers of
Populus tremuloides and
P. grandidentata were rooted in coarse sand under both intermittent mist and polyethylene sheeting in a greenhouse and under mist in an outdoor propagation bed. Prerooting treatment of cuttings with aqueous solutions of lBA (20-100 p.p.m. ) stimulated rooting.
P. grandidentata cuttings were more difficult to propagate than those of
P. tremuloides. Fungal and bacterial infection accounted for high mortality of cuttings in some experiments.
Citation
Farmer, Robert E., Jr. 1963. Vegetative Propagation of Aspen by Greenwood Cuttings. Journal of Forestry 61(5):385-386.