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New Zealand Journal of Forestry Science
Fig. 1 | New Zealand Journal of Forestry Science

Fig. 1

From: Above- and below-ground biomass distribution and morphological characteristics respond to nitrogen addition in Pinus tabuliformis

Fig. 1

Effect of N fertiliser application on a cumulative leaf area and b specific leaf area for each plant (n = 5 pots). CK, N1, N2, N3, N4, and N5 are 0, 0.02, 0.04, 0.08, 0.16, and 0.32 g N kg−1, respectively. Different letters indicate significant differences for a given index among the different N additions (p < 0.05)

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