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. 2023 Jun 6;11:e15470. doi: 10.7717/peerj.15470

Table 5. The correlation between soil factors, rare earth elements in fruit and the translocation factor (TF).

	La	Ce	Pr	Nd	Sm	Eu	Gd	Tb	Dy	Ho	Er	Tm	Yb	Lu
	REE in fruit
K₂O	0.714^**	−0.111	0.680^**	0.626^**	0.605^**	0.471^**	0.787^**	0.758^**	0.665^**	0.742^**	0.689^**	0.531^**	0.565^**	0.542^**
Fe₂O₃	−0.589^**	−0.027	−0.510^**	−0.462^*	−0.388^*	−0.073	−0.433^*	−0.397^*	−0.302	−0.325	−0.327	−0.092	−0.153	−0.235
CaO	−0.121	−0.212	−0.101	−0.101	−0.055	0.084	−0.023	−0.026	0.076	0.069	−0.043	−0.013	−0.062	−0.089
pH	0.102	−0.081	0.088	0.069	0.107	0.244	0.107	0.096	0.170	0.133	0.054	0.046	0.068	0.077
TOC	−0.464^**	0.009	−0.528^**	−0.526^**	−0.576^**	−0.067	−0.546^**	−0.529^**	−0.450^*	−0.495^**	−0.531^**	−0.366^*	−0.403^*	−0.259
	TF
K₂O	0.553^**	0.022	0.493^**	0.444^*	0.405^*	0.527^**	0.605^**	0.545^**	0.456^*	0.497^**	0.482^**	0.477^**	0.435^*	0.455^*
Fe₂O₃	−0.619^**	−0.247	−0.556^**	−0.520^**	−0.497^**	−0.483^**	−0.554^**	−0.542^**	−0.472^**	−0.483^**	-0′.446^*	−0.391^*	−0.395^*	−0.455^*
CaO	−0.083	−0.120	−0.077	−0.082	−0.068	−0.015	−0.068	−0.077	−0.033	−0.048	−0.074	−0.062	−0.075	−0.085
pH	0.143	−0.001	0.123	0.107	0.112	0.231	0.133	0.113	0.119	0.116	0.085	0.093	0.106	0.105
TOC	−0.173	0.057	−0.205	−0.188	−0.200	−0.048	−0.277	−0.233	−0.190	−0.210	−0.242	−0.229	−0.238	−0.163

Notes.

An asterisk (*) and double asterisks (**) denote statistical significance at p < 0.050 and p < 0.001, respectively.