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Promotion of cone and seed production by gibberellin and distribution of pollen and seed cones on sitka spruce grafts in a clone bank

โœ Scribed by Philipson, J.J.


Book ID
123427964
Publisher
Elsevier Science
Year
1987
Tongue
English
Weight
475 KB
Volume
19
Category
Article
ISSN
0378-1127

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## Application. Girdfing in combination with a single stem injection of the growth regulator gibberellin m4/7 call be a highly cost-effective treatment for enhancing seed yield in Douglas-fir seed orchards. Diminished tree vigor and flowering response to biennial retreatment can result, however, u