| potential oversummering and overwintering regions for the wheat stripe rust pathogen in the contiguous united states. | epidemics of wheat stripe rust, caused by puccinia striiformis f. sp. tritici (pst), are more frequent in the regions where pst can oversummer and overwinter. regions for potential oversummering and overwintering of pst were determined in the contiguous united states using a survival index (si) ranging from 0 (most unfavorable) to 10 (most favorable) developed based on long-term weather data. the pathogen can survive in cool summer in the most regions north of latitude 40°n, particularly washing ... | 2014 | 23722926 |
| evaluation of a wild white-tailed deer population management program for controlling chronic wasting disease in illinois, 2003-2008. | we evaluated population management programs for controlling chronic wasting disease (cwd) in wild white-tailed deer in illinois between november 2002 and march 2008. the intervention consisted of measures of deer removal from three deer population control programs: illinois department of natural resources culling, deer population control permits and nuisance deer removal permits. we included in the analysis a total of 14,650 white-tailed deer cwd test results. these data also included location a ... | 2013 | 23558033 |
| the availability of state-level data on interstate cattle movements in the united states. | knowledge about the patterns of animal movement--particularly feeder-cattle movement--within the usa is necessary in order to anticipate how diseases might be spread geographically. this study was conducted to explore the availability of interstate-level movement data which might be used to develop a more coherent national picture of interstate feeder-cattle movement. state statistical offices of the national agricultural statistics service, 1996 (nass) and departments of agriculture in all 50 s ... | 1998 | 9879593 |