Seed viability and dormancy of 17 weed species after 19.7 years of burial in Alaska

• Published in: Weed Science
• Main Authors: Jeffery S. Conn, Katherine L. Beattie, Arny Blanchard
• Format: Text
• Language: English
• Published: Weed Science Society of America 2006
• Subjects: Cheal; Fairbanks; Nutt; Webb; Rorippa islandica; Subarctic; Alaska; Chickweed
• Online Access: https://doi.org/10.1614/WS-05-161R.1

A study at Fairbanks, AK, was started in 1984 to determine soil seed longevity of 17 weed species. Seeds were buried in mesh bags 2 and 15 cm deep and were recovered 0.7, 1.7, 2.7, 3.7, 4.7, 6.7, 9.7, and 19.7 yr later. Viability was determined by germination and tetrazolium tests. Seed viability da...