IUFRO PROVENANCE MEETING |
| Vancouver B.C. August/September 1978 |
| The IUFRO Working Parties on Douglas Fir, Sitka Spruce, Lodgepole Pine and Abies spp., will hold a joint meeting in Vancouver, B.C., from August 20 to September 9, 1978. The meeting will deal with the collection of seed for provenance trials, and the establishment of such trials. The programme will consist of 4 days of indoor discussion sessions, a 9-day tour of Vancouver Island, and a choice of five different Study Tours of approximately one week's duration. |
| For further information please contact Dr. A.M. Fletcher, Forestry Commission, Northern Research Station, Roslin, Midlothian, Scotland, U.K. |
APPENDIX I
List of Participants
Belgium
NANSON, A.
Station de Recherches des
Eaux et Forêts
1990 Groenendaal
Hoeilaart, Belgium
Canada
ILLINGWORTH, K.
Research Division
British Columbia Forest Service
Victoria, British Columbia
Canada
Denmark
KJERSGÅRD, O.
Statens Forstlige Forsogsvaesen
Springforbivej 4
2930 Klampenborg, Denmark
France
BIROT, Y.
Centre de Recherches Forestières
B.P. 6021
45018 Orleans Cedex, France
Germany
KLEINSCHMIT, J. & SAUER, A.
Nieder Sächsische Forstliche
Versuchsanstalt
3511 Escherode, Germany
Great Britain
LEWIS, A.R. & LINES, R.
Northern Research Station
Roslin
Midlothian, Scotland
PEARCE, M.L.
Forest Research Station
Alice Holt Lodge
Farnham, Surrey
England
Iceland
BENEDIKZ, T.
Iceland Forest Service
Ranargata 18
Reykjavik, Iceland
Ireland
O'DRISCOLL, J.
Research Branch
Forest & Wildlife Service
Sidmonton Place
Bray, Co. Wicklow, Ireland
Latvia
PIRAGS, D.
Latvian Scientific Research Institute
for Forestry Problems
Meistaru Str. 10
Riga GS.P
Latvian, S.S.R.
Netherlands
KRIEK, W.
Rijksinstitut voor Onderzoekin de bos
en landschapbsbouw De Dorschamp
Bosrandweg 20
Wageningen, Netherlands
Northern Ireland
SAVILL, P.
Forestry Division
Ministry of Agriculture
Dundonald House
Upper Newtownards Road
Belfast, Northern Ireland
Norway
MAGNESEN, S.
Vestlandets Forstlige Forsøksstasjon
5047 Stend, Norway
Joint Analysis
BURLEY, J.
Commonwealth Forestry Institute
South Parks Road
Oxford, England
Phytotron
POLLARD, D.F.W., TEICH, A.H. & LOGAN, K.T.
Petawawa Forest Experiment Station
Chalk River, Ontario, Canada
APPENDIX II
Pre-sowing phase and seed bed phase Assessments
| Sample Size | Unit of Measurement | ||
| Pre-sowing phase | |||
| a) | Seed weight | 25% | g |
| b) | Seed width | 25% | mm |
| c) | Seed length | 25% | mm |
| Seed bed phase | |||
| a) | Rate of germination | entire | Integer counts |
| b) | Germination percentage | entire | Integer count expressed as % |
| c) | Cotyledon number | 25% | Integer count |
| d) | Height at end of growing season | entire | mm |
| e) | Mutant forms | entire | Integer count expressed as % |
| f) | Seedling mortality | entire | Integer count expressed as % |
Lining out phase Assessment
| Sample Size | Unit of Measurement | ||
| Lining out phase | |||
| a) | Length of growing season | 25% | Days |
| b) | Onset of dormancy | 25% | Days from 1 Jan. |
| c) | Height at end of growing season | entire | cm |
| d) | Root collar diameter at end of growing season | entire | mm |
| e) | Number of growing points at end of growing season | 25% | Units |
| f) | Transplant mortality | entire | Integer count |
Forest Stage Assessments
| Type | Method | Sample Size | Unit of Measurement | ||
| 1. | Survival | Count of all live plants | Entire | Integer count | |
| 2. | Height | Total height growth to tip of terminal bud | Entire | cm + m | |
| 3. | Diameter | At a point just above soil level at end of 1st growing season and at breast height later | Entire | mm | |
| cm | |||||
| 4. | Length of growing season | Date when flushing is first observed to date on which terminal bud is set | Centre plant in each plot | Days from 1 Jan. | |
| 5. | Morphology | ||||
| .1 | Branch No./Whorl | Count | 3rd Whorl from terminal bud of centre tree | Integer count | |
| .2 | Branch | Measurement of longest branch | cm | ||
| .3 | Branch angle | Angle branch makes with stem measured at a point | " | Degrees | |
| .4 | Branch Diam. | 2 cm from stem on upper side of branch | cm | ||
| .5 | Internodal branching | Count | Internode between 2nd & 3rd Whorl of centre tree | Units | |
| 6. | Physiology | ||||
| .1 | Susceptibility to frost | Count of damaged plants | Entire | Units | |
| .2 | Lammas | Count of plants showing lammas growth in terminal bud cluster | Entire | Units | |
