Research Article

Assessing the Population Status of a Tree Species Using Distance Sampling: Aquilaria crassna (Thymelaeaceae) in Northern Laos

Figure 2

Detection probabilities for saplings at sites 1–4. Histograms represent the number of saplings observed at different distances from the transect line. Smooth curves are detection probabilities predicted by the detection functions. (Bar widths are selected automatically to match the range of distances and do therefore not match with tick marks).
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