Categories of Forest Reproductive Material

 

There are 4 categories of FRM according to the Basic Material from which it is collected.

• Source-identified (SI)
  Comes from general or specific locations within a single region of provenance or seed zone altitude band in which no specific superior qualities are recognised.

• Selected (SE)
  Collected from stands showing superior characteristics, e.g. better form, growth rate and health.

• Qualified (QU)
  Derives from the selection of superior individual trees which have not undergone any form of testing.

• Tested (TE)
  Derives from the selection of individual trees or stands that have undergone evaluation for genetic quality or have been shown to be superior, in comparison to accepted standards.