![](http://www.alamy.com/thumbs/6/1DD1B8A6-FF9C-47C8-8AE4-51C1E024F1F8/RG1DWF.jpg)
. The Canadian field-naturalist. 2004 TuRNOCK and Wise: Density and Survival of Lady Beetles 315 0) Q. W 0) 0) CQ OU n 1993 h bU - 1 Y â â O C7 40 - / / \ â-Tâ All species // // // // 30 - 20 - 10 - \ â y" 0 - -9 âl- rO â ' 1 '^ o 1 oâ-^^^-^ 1 10 20 30 40 50 oo T 30 - 1994 A 25 - / \ E 20 - / \ Jâ \ c/) 15 - \ ii \ 0) - \ / \ 10 - \ \ / \ m 5 - \ V \ ^ \ >-^^ ' o \ 0 - â¢o 10 20- 30 40 50. 20 30 Distance from forest edge (m) 50 Figure 4. Mean density per m- of Hippodamia tredecimpitnctata (HI3), Coccinella septempunctata (C7). and all coccinel- lids, in emergence trap samples collec
. The Canadian field-naturalist. 2004 TuRNOCK and Wise: Density and Survival of Lady Beetles 315 0) Q. W 0) 0) CQ OU n 1993 h bU - 1 Y â â O C7 40 - / / \ â-Tâ All species // // // // 30 - 20 - 10 - \ â y" 0 - -9 âl- rO â ' 1 '^ o 1 oâ-^^^-^ 1 10 20 30 40 50 oo T 30 - 1994 A 25 - / \ E 20 - / \ Jâ \ c/) 15 - \ ii \ 0) - \ / \ 10 - \ \ / \ m 5 - \ V \ ^ \ >-^^ ' o \ 0 - â¢o 10 20- 30 40 50. 20 30 Distance from forest edge (m) 50 Figure 4. Mean density per m- of Hippodamia tredecimpitnctata (HI3), Coccinella septempunctata (C7). and all coccinel- lids, in emergence trap samples collected at different distances from the forest edge next to the beach. The samples were collected from emergence cones placed over the litter in May of 1993, 1994, and Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ottawa Field-Naturalists' Club. Ottawa, Ottawa Field-Naturalists' Club
Size: 2188px × 1142px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorottawafi, bookcentury1900, bookdecade1910, bookyear1919