The Journal of Horticultural Science & Biotechnology
Vol. 48 No: 2
Interaction of Rootstock, Scion Variety and Virus Complement on Apple Tree Growth
G.R. JOHNSTONE and W.D. BOUCHER
The growth of cvs. Jonathan and Granny Smith propagated on Sturmer seedling and Malling Merton 104 rootstocks with and without the apple mosaic strain of Prunus necrotic ring spot virus (PNRSV) from mildly and severely diseased trees showed significant interactions between variety and infection source, rootstock and infection source, and variety and rootstock.
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