Assessing the critical level of SO₂ for Scots pine (Pinus sylvestris L.) in northern Europe on the basis of needle sulphur fractions, sulphur/nitrogen ratios and needle damage
Sirkku Manninen
Bok Engelsk 1995
| Utgitt | Oulu : Oulun yliopisto , 1995
|
|---|---|
| Omfang | 47, [82] s. : ill.
|
| Opplysninger | Avhandling (doktorgrad) - Oulun yliopisto, 1995
|
| Emner | |
| ISBN | 9514242432
|
