Effect of Ecotype and Latitude on Growth, Frost Hardiness, and Oxidative Stress of South to North Transplanted Scots Pine Seedlings
Figure 5
Total nitrogen concentrations (, ) in (a) spring 1998, (b) autumn 1998, (c) spring 1999, (d) autumn 1999, (e) spring 2000, and (f) autumn 2000. Different letters indicate difference at .
