Mean values of net ecosystem productivity (a; NEP), gross primary productivity (b; GPP), and ecosystem respiration (c; ER) under control (C), day warming (D), night warming (N), and whole-day warming (W) from 2006 to 2009.

2012-02-16T00:46:07Z (GMT) by Jianyang Xia Shiqiang Wan

Means ± SE are shown. Both the x- and y-axis are in different scales among the 8 species.