doi:10.16178/j.issn.0528-9017.20201064

Abstract

CLC Number:

S153

Figures/Tables 5

References 29

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样本	HCl/ (mg·kg^-1)	DTPA/ (mg·kg^-1)	NH₄OAC/ (mg·kg^-1)	CaCl₂/ (mg·kg^-1)	TGA/ (mg·kg^-1)
SC1	0.12 b	0.020 c	0.16 b	0.16 b	3.80 a
SC2	0.10 c	0.035 d	0.18 b	0.15 b	1.10 a
SC3	0.16 b	0.014 c	0.17 b	0.16 b	1.80 a
SC4	0.11 c	0.025 d	0.18 b	0.18 b	1.40 a
SC5	0.11 c	0.014 d	0.16 b	0.18 b	0.53 a
SC6	0.08 c	0.006 d	0.17 b	0.17 b	0.60 a
SC7	0.19 b	0.032 c	0.18 b	0.18 b	0.83 a
SC8	0.14 c	0.010 d	0.20 b	0.20 b	0.44 a
DM1	0.06 c	0.018 d	0.17 b	0.20 b	1.30 a
DM2	0.06 c	0.004 d	0.22 b	0.20 b	4.20 a
DM3	0.06 c	0.012 d	0.21 b	0.22 b	2.20 a
DM4	0.06 c	0.030 d	0.23 b	0.22 b	3.70 a
DM5	0.24 b	0.006 c	0.22 b	0.23 b	3.50 a
DM6	0.26 b	0.008 c	0.23 b	0.24 b	2.40 a
DM7	0.27 b	0.004 c	0.23 b	0.25 b	2.90 a
DM8	0.31 b	0.004 c	0.28 b	0.26 b	2.70 a

样本	HCl/ (mg·kg^-1)	DTPA/ (mg·kg^-1)	NH₄OAC/ (mg·kg^-1)	CaCl₂/ (mg·kg^-1)	TGA/ (mg·kg^-1)
SC1	0.12 b	0.020 c	0.16 b	0.16 b	3.80 a
SC2	0.10 c	0.035 d	0.18 b	0.15 b	1.10 a
SC3	0.16 b	0.014 c	0.17 b	0.16 b	1.80 a
SC4	0.11 c	0.025 d	0.18 b	0.18 b	1.40 a
SC5	0.11 c	0.014 d	0.16 b	0.18 b	0.53 a
SC6	0.08 c	0.006 d	0.17 b	0.17 b	0.60 a
SC7	0.19 b	0.032 c	0.18 b	0.18 b	0.83 a
SC8	0.14 c	0.010 d	0.20 b	0.20 b	0.44 a
DM1	0.06 c	0.018 d	0.17 b	0.20 b	1.30 a
DM2	0.06 c	0.004 d	0.22 b	0.20 b	4.20 a
DM3	0.06 c	0.012 d	0.21 b	0.22 b	2.20 a
DM4	0.06 c	0.030 d	0.23 b	0.22 b	3.70 a
DM5	0.24 b	0.006 c	0.22 b	0.23 b	3.50 a
DM6	0.26 b	0.008 c	0.23 b	0.24 b	2.40 a
DM7	0.27 b	0.004 c	0.23 b	0.25 b	2.90 a
DM8	0.31 b	0.004 c	0.28 b	0.26 b	2.70 a

样本	土壤全Hg	蔬菜Hg	样本	土壤全Hg	水稻Hg
SC1	0.68	0.004 2	DM1	9.9×10^-2	0.002 7
SC2	0.54	0.005 7	DM2	8.7×10^-2	0.003 6
SC3	0.62	0.002 2	DM3	0.13	0.003 2
SC4	0.13	0.001 7	DM4	0.31	0.003 3
SC5	0.11	0.001 7	DM5	1.7	0.004 0
SC6	0.11	0.002 2	DM6	0.95	0.005 3
SC7	0.23	0.002 2	DM7	1.5	0.004 5
SC8	9.4×10^-2	0.001 9	DM8	1.4	0.005 5

样本	土壤全Hg	蔬菜Hg	样本	土壤全Hg	水稻Hg
SC1	0.68	0.004 2	DM1	9.9×10^-2	0.002 7
SC2	0.54	0.005 7	DM2	8.7×10^-2	0.003 6
SC3	0.62	0.002 2	DM3	0.13	0.003 2
SC4	0.13	0.001 7	DM4	0.31	0.003 3
SC5	0.11	0.001 7	DM5	1.7	0.004 0
SC6	0.11	0.002 2	DM6	0.95	0.005 3
SC7	0.23	0.002 2	DM7	1.5	0.004 5
SC8	9.4×10^-2	0.001 9	DM8	1.4	0.005 5

浸提剂	蔬菜Hg	水稻籽粒Hg
HCl	-0.257	0.903^**
DTPA	0.551	-0.588
NH₄OAC	-0.113	0.811^*
CaCl₂	-0.747^*	0.866^**
TGA	0.432	0.093

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浸提剂	HCl	DTPA	NH₄OAC	CaCl₂
DTPA	0.269
NH₄OAC	0.262	0.105
CaCl₂	0.249	-0.364	0.552
TGA	0.021	0.148	-0.486	-0.517

浸提剂	HCl	DTPA	NH₄OAC	CaCl₂
DTPA	-0.612
NH₄OAC	0.661	-0.351
CaCl2	0.907^**	-0.416	0.795^*
TGA	-0.018	-0.100	0.404	-0.026

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