Table 1.

Concentration of total N and total S (mg g⁻¹ dry mass) in leaves, stolons, roots, and nodules of white clover plants grown for 140 d at three sulphate concentrations in the nutrient solution

${\mathbf{S}\mathbf{O}}_4^{2-}$ (mM)	Total N concentration (mg g−1 DM)				Total S concentration (mg g−1 DM)
	Leaves	Stolons	Roots	Nodules	Leaves	Stolons	Roots	Nodules
0	20.45 b	31.83 b	17.24 a	36.62 a	0.83 a	0.19 a	0.36 a	1.18 a
0.095	14.84 a	15.70 a	17.42 a	35.39 a	0.37 a	0.16 a	0.28 a	2.57 b
0.380	14.23 a	13.19 a	23.14 b	36.01 a	0.40 a	0.15 a	0.34 a	3.09 b
H	9.98	10.50	9.56	0.77	5.06	4.50	2.63	11.58
P	<0.01	<0.01	<0.01	ns	ns	ns	ns	<0.01

Values are presented as means (n=5). Different letters indicate significant differences between S treatments (P <0.01). H and P: Kruskall–Wallis statistics (ns: non significant).