Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Linear regressions of functional LAI (top panel), leaf absorption (middle panel), and specific leaf mass (SLW; bottom panel), which were measured throughout the growing season in 2009 (black triangles) and 2010 (gray circles). Solid lines indicate statistically significant relationships (P < 0.05), while dashed lines indicate nonsignificant trends. Error bars represent 95% confidence intervals.
