The Feasibility of Using Tartary Buckwheat as a Se-Containing Food Material

Table 1

Concentration of Se in plant parts of Tartary buckwheat, treated with different techniques and concentrations of Na selenate.

Treatment	Se content in plant parts (ng Se g^−1 lyophilized sample)
	Roots	Stems	Leaves	Seeds	Husks
Control (C)	252 ± 30^aC	15 ± 3^abA	46 ± 4^aB	17 ± 1^aA	8 ± 3^aA
Soil fertilization 0.002 mg Se L^−1 (SF 0.002)	246 ± 6^aC	7 ± 6^bA	57 ± 12^aB	12 ± 2^aA	10 ± 6^aA
Soil fertilization 0.5 mg Se L^−1 (SF 0.5)	327 ± 7^bD	24 ± 5^aA	160 ± 10^bC	72 ± 4^bB	19 ± 7^aA
Soil fertilization 10 mg Se L^−1 (SF 10)	969 ± 31^cD	44 ± 15^cA	253 ± 66^cC	185 ± 38^cB	50 ± 19^bA
Foliar fertilization 0.5 mg Se L^−1 (FF 0.5)	251 ± 7^aD	15 ± 3^abA	139 ± 9^bC	65 ± 6^bB	15 ± 2^aA

Values with a different letter are significantly different (); small letters indicate statistically significant differences within a single column, while uppercase letters indicate statistically significant differences within a single row.