A random plot experiment procedure was utilized to probe the possibility of whether change for B1, B2 and residues forms of REEs in soil and of accumulation in grains, respectively, after using REEs as fertilizer was simultaneously conducted in the present study. The results showed that B1, B2 forms of REEs were not changeable after using REEs as fertilizer, even as high as 100 times usual dose used. But the residue forms for REEs in treatment V was enhanced in top soil. There were not significantly differe...
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