![](/img/cover-not-exists.png)
The response of Härtel's turbidity test is controlled by the acidity of the conifer needle extracts rather than by the availability of Ca 2+ ions
Pfeifhofer, Hartwig WVolume:
29
Journal:
Canadian Journal of Forest Research
DOI:
10.1139/x98-176
Date:
January, 1999
File:
PDF, 137 KB
1999