Limit by calendar year: 2011 All
| PNW613.pdf | 1181 |
| 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 | |
| PNW613.pdf | 37 | 43 | 33 | 36 | 20 | 17 | 42 | 36 | 63 | 62 | 86 | 126 | 81 |
| Rattail fescue : biology and management in Pacific Northwest wheat cropping systems : Vulpia myuros (L.) C.C. Gmel. var. hirsuta (Hack.) Aschers. & Graebn. | 119 |
| United States of America | 62 |
| Korea | 19 |
| China | 10 |
| Japan | 5 |
| Ukraine | 4 |
| Bulgaria | 2 |
| Czech Republic | 2 |
| Netherlands | 2 |
| Brazil | 1 |
| Canada | 1 |
| Seoul | 19 |
| Washington | 19 |
| Corvallis | 12 |
| Beijing | 6 |
| Seattle | 5 |
| Moscow | 4 |
| 3 | |
| Fremont | 3 |
| Irvine | 3 |
| Needham Heights | 2 |