Please Note: Due to scheduled electrical maintenance by the University of Guelph, BOLD Systems will have reduced analysis capacity from June 6, 2025 12:00 pm until June 9, 2025 10:30 am EDT.
You've been logged out. Click here to log back in.
full article at Wikipedia
![( - SWRC-Ata_BirchPen_02) @11 [ ] Copyright (c) (2025) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-Ata_BirchPen_02%2B1746752024.jpg "( - SWRC-Ata_BirchPen_02) {} [ ] Copyright (c) (2025)")
![( - SWRC-Ata_BirchPen_01) @11 [ ] Copyright (c) (2025) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-Ata_BirchPen_01%2B1746751986.jpg "( - SWRC-Ata_BirchPen_01) {} [ ] Copyright (c) (2025)")
![( - SWRC-Ata_Cab7_02) @11 [ ] Copyright (c) (2025) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-Ata_Cab7_02%2B1746751604.jpg "( - SWRC-Ata_Cab7_02) {} [ ] Copyright (c) (2025)")
![( - SWRC-Ata_Cab7_01) @11 [ ] Copyright (c) (2025) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-Ata_Cab7_01%2B1746751569.jpg "( - SWRC-Ata_Cab7_01) {} [ ] Copyright (c) (2025)")
![( - SWRC-Ata_Cha1_02) @11 [ ] Copyright (c) (2025) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-Ata_Cha1_02%2B1746751413.jpg "( - SWRC-Ata_Cha1_02) {} [ ] Copyright (c) (2025)")
![( - SWRC-Ata_Cha1_01) @11 [ ] Copyright (c) (2025) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-Ata_Cha1_01%2B1746751373.jpg "( - SWRC-Ata_Cha1_01) {} [ ] Copyright (c) (2025)")
![( - SWRC-As_Idl_06) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_Idl_06%2B1685908696.jpg "( - SWRC-As_Idl_06) {} [ ] Copyright (c) (2023)")
![( - SWRC-As_Idl_03) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_Idl_03%2B1685908593.jpg "( - SWRC-As_Idl_03) {} [ ] Copyright (c) (2023)")
![( - SWRC-As_SFRed_02) @11 [ ] Copyright (c) (2022) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_SFRed_02%2B1665688719.jpg "( - SWRC-As_SFRed_02) {} [ ] Copyright (c) (2022)")
![( - SWRC-As_SFRed_01) @11 [ ] Copyright (c) (2022) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_SFRed_01%2B1665688776.jpg "( - SWRC-As_SFRed_01) {} [ ] Copyright (c) (2022)")
![( - SWRC-As_Shay_34) @11 [ ] Copyright (c) (2022) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_Shay_34%2B1665688830.jpg "( - SWRC-As_Shay_34) {} [ ] Copyright (c) (2022)")
![( - SWRC-As_WS3_25) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_WS3_25%2B1685907554.jpg "( - SWRC-As_WS3_25) {} [ ] Copyright (c) (2023)")
![( - SWRC-As_WS3_13) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_WS3_13%2B1685721388.jpg "( - SWRC-As_WS3_13) {} [ ] Copyright (c) (2023)")
![( - SWRC-As_HSR_03) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_HSR_03%2B1685721301.jpg "( - SWRC-As_HSR_03) {} [ ] Copyright (c) (2023)")
![( - SWRC-As_HSR_02) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_HSR_02%2B1685721215.jpg "( - SWRC-As_HSR_02) {} [ ] Copyright (c) (2023)")
![( - SWRC-As_Arm_02) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_Arm_02%2B1695928798.jpg "( - SWRC-As_Arm_02) {} [ ] Copyright (c) (2023)")
![( - SWRC-As_Arm_01) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_Arm_01%2B1695928740.jpg "( - SWRC-As_Arm_01) {} [ ] Copyright (c) (2023)")
![( - SWRC-As_Carp_02) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_Carp_02%2B1695665215.JPG "( - SWRC-As_Carp_02) {} [ ] Copyright (c) (2023)")
![( - SWRC-As_Carp_01) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_Carp_01%2B1695665174.JPG "( - SWRC-As_Carp_01) {} [ ] Copyright (c) (2023)")
![( - SWRC-As_WS3_37) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_WS3_37%2B1695667718.jpg "( - SWRC-As_WS3_37) {} [ ] Copyright (c) (2023)")
![( - SWRC-As_WS3_12) @11 [ ] Copyright (c) (2023) David H. Funk Stroud Water Research Center](http://uni.boldsystems.org/pics/_w70/DHF/SWRC-As_WS3_12%2B1695665250.JPG "( - SWRC-As_WS3_12) {} [ ] Copyright (c) (2023)")
