You are here: Home
/ Publication Information
Title: Soil reaction and germination of Douglas-fir seed.
Author: Tarrant, Robert F.;
Source: PNW Old Series Research Notes No. 105, p. 1-4
Publication Series: Research Note (RN)
Description: Wood ash and its accompanying alkalinity have sometimes been cited as being harmful to germination of tree seed on slash-burned forest land. Unasylva, the United Nations forestry publication, recently carried a report of research in British Columbia on the effect of slash burning on germination and initial survival of lodgepole pine and Douglas-fir. One finding was that "There was no germination where ash was added to unburned soil, due to the increased pH of the soil, the hardening of the ash layer, and exclusion of oxygen and high concentration of the nutrient solution
- We recommend that you also print this page and attach it to the printout of the article, to retain the full citation information.
- This article was written and prepared by U.S. Government employees on official time, and is therefore in the public domain.
- You may send email to email@example.com to request a hard copy of this publication. (Please specify exactly
which publication you are requesting and your mailing address.)
XML: View XML
Tarrant, Robert F. 1954. Soil reaction and germination of Douglas-fir seed. PNW Old Series Research Notes No. 105, p. 1-4
Get the latest version of the Adobe Acrobat reader or Acrobat Reader for Windows with Search and Accessibility