Figure 1

Potentially toxic metal(loid) distribution of soil profile in the Yangai tea farm (a, b, c, d, e, f, and g are respective to the As, Cd, Cr, Cu, Ni, Pb, and Zn content in the YA-1 soil profile, and (h, i, j, k, l, m, and n) are respective to the As, Cd, Cr, Cu, Ni, Pb, and Zn content in the YA-2 soil profile).