Table 2.
Summary of the total number of Laricobius spp. adults produced at the Virginia Tech insectary for each year and Julian data quantiles of emergence with the mean ± SD
| Year | Species | Total | Soil containers | Julian date of adult emergence | |||||
|---|---|---|---|---|---|---|---|---|---|
| adults | (n) | First | 25% | 50% | 75% | Last | Mean ± SD | ||
| 2004 | LN | 7,828 | NA | 233 | 293 | 300 | 307 | 326 | 300 ± 13.2 |
| 2005 | LN | 3,416 | 16 | 262 | 293 | 301 | 308 | 341 | 301 ± 10.8 |
| 2006 | LN | 1,995 | 34 | 264 | 293 | 300 | 308 | 365 | 300 ± 21.0 |
| 2007 | LN | 15,136 | 199 | 199 | 291 | 305 | 314 | 355 | 301 ± 18.1 |
| 2008 | LN | 20,526 | 237 | 211 | 261 | 276 | 302 | 339 | 280 ± 25.6 |
| 2009 | LN | 13,060 | 160 | 238 | 301 | 308 | 315 | 348 | 307 ± 12.5 |
| 2010 | LN | 26,774 | 191 | 204 | 299 | 308 | 315 | 363 | 304 ± 18.9 |
| 2011 | LN | 3,757 | 40 | 231 | 305 | 311 | 318 | 340 | 311 ± 11.3 |
| LO | 5,896 | 40 | 265 | 302 | 309 | 317 | 341 | 309 ± 12.1 | |
| LN+LO | 9,653 | 80 | 231 | 303 | 310 | 317 | 341 | 310 ± 11.8 | |
| 2012 | LN | 1,248 | 16 | 256 | 295 | 308 | 318 | 351 | 306 ± 16.5 |
| LO | 2,391 | 86 | 163 | 294 | 303 | 310 | 351 | 300 ± 23.0 | |
| LN+LO | 3,639 | 102 | 163 | 294 | 304 | 314 | 351 | 302 ± 21.2 | |
| 2013 | LN | 5,918 | 72 | 163 | 287 | 304 | 314 | 356 | 300 ± 18.9 |
| LO | 13,896 | 176 | 158 | 283 | 300 | 313 | 364 | 298 ± 23.1 | |
| LN+LO | 19,814 | 248 | 158 | 284 | 302 | 313 | 364 | 298 ± 21.9 | |
| 2014 | LN | 2,862 | 31 | 166 | 301 | 311 | 317 | 349 | 307 ± 16.0 |
| LO | 8,680 | 162 | 164 | 272 | 292 | 304 | 348 | 288 ± 21.0 | |
| LN+LO | 11,542 | 193 | 164 | 277 | 297 | 310 | 349 | 293 ± 21.5 | |
| 2015 | LN | 1,750 | 43 | 182 | 246 | 256 | 274 | 331 | 260 ± 25.3 |
| LO | 6,876 | 76 | 163 | 302 | 313 | 321 | 364 | 311 ± 16.7 | |
| LN+LO | 8,626 | 119 | 163 | 289 | 308 | 319 | 364 | 301 ± 27.6 | |
| 2016 | LN | 870 | 14 | 258 | 307 | 318 | 327 | 364 | 316 ± 22.1 |
| LO | 8,385 | 204 | 182 | 263 | 281 | 302 | 364 | 281 ± 27.4 | |
| LN+LO | 9,255 | 218 | 182 | 265 | 286 | 306 | 364 | 284 ± 28.8 | |
| 2017 | LN | 3,543 | 63 | 205 | 263 | 283 | 296 | 315 | 278 ± 23.5 |
| LO | 5,029 | 145 | 205 | 275 | 291 | 302 | 316 | 288 ± 18.0 | |
| LN+LO | 8,572 | 208 | 205 | 271 | 287 | 300 | 316 | 284 ± 21.0 | |
| 2018 | LO | 15,322 | 201 | 222 | 274 | 304 | 317 | 361 | 296 ± 27.9 |
| 2019 | LN | 309 | 4 | 226 | 254 | 277 | 290 | 328 | 273 ± 22.1 |
| LO | 4,375 | 71 | 226 | 294 | 304 | 311 | 349 | 300 ± 17.8 | |
| LN+LO | 4,684 | 75 | 226 | 291 | 303 | 311 | 349 | 298 ± 19.3 | |
| 2004–2019 | LN | 108,992 | 1120 | 163 | 286 | 298 | 308 | 345 | 296 ± 18.4 |
| 2011–2019 | LO | 70,850 | 1161 | 158 | 284 | 300 | 311 | 351 | 297 ± 20.8 |
| 2004–2019 | LN+LO | 179,842 | 2281 | 158 | 285 | 298 | 309 | 347 | 297 ± 19.3 |
LN = Laricobius nigrinus.
LO = Laricobius osakensis.
n = total number of soil container.