Image
A radiata pine cone splits open in the summer heat, exposing its seeds. Selecting seeds from trees with desirable characteristics is one way to improve the quality of plantation forests. Scientists began working on this in the 1950s, and the first radiata pine seed orchards were established that decade.
Te whakamahi i tēnei tūemi
Natural Sciences Image Library of New Zealand
Reference: DSCI8230Smd.jpg
by Peter E. Smith
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