Limit by calendar year: 2011 All
| IncludingWoodStiffness.pdf | 277 |
| May 2011 | June 2011 | July 2011 | August 2011 | September 2011 | October 2011 | November 2011 | December 2011 | January 2012 | February 2012 | March 2012 | April 2012 | May 2012 | |
| IncludingWoodStiffness.pdf | 0 | 1 | 1 | 4 | 0 | 0 | 1 | 2 | 6 | 2 | 41 | 54 | 40 |
| Including wood stiffness in tree improvement of coastal Douglas-fir in the US Pacific Northwest: a literature review and synthesis | 186 |
| United States of America | 62 |
| Korea | 24 |
| China | 11 |
| Japan | 8 |
| Sweden | 8 |
| Germany | 5 |
| Ukraine | 5 |
| Canada | 4 |
| Czech Republic | 2 |
| United Kingdom | 2 |
| Seoul | 23 |
| Washington | 16 |
| Needham Heights | 15 |
| Corvallis | 10 |
| Östersund | 7 |
| Beijing | 6 |
| 3 | |
| Chicago | 2 |
| Fayetteville | 2 |
| Fredericton | 2 |