Girouard — Propagation of Spruce by Cuttings
specific levels of bottom heat for maximum rooting (van Doesburg and Ravensberg,
1962; Jesinger and Hopp, 1967; Rauter, 1970; Sandved, 1972). Much additional
information is needed, however, before specific temperatures can be recommended for
various tree species.
Girouard — Propagation of Spruce by Cuttings specific levels of bottom heat for maximum rooting (van Doesburg and Ravensberg,1962; Jesinger and Hopp, 1967; Rauter, 1970; Sandved, 1972). Much additionalinformation is needed, however, before specific temperatures can be recommended forvarious tree species.
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