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.
Net photosynthetic rate (AN) in relation to leaf nitrogen concentration in lamina and pitcher, as indicated. The lines have different slopes (P = 0·013); no relationship was found between AN and N in the pitcher (P = 0·06) but a significant relationship was found in the lamina (P < 0·01).
