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. 2012 Mar 30;7(3):e33741. doi: 10.1371/journal.pone.0033741

Table 4. Results of ANOVA for differences in isotopic and elemental tissue compositions between treatments.

Tissue	Treatment	G1				G2
		δ¹⁵N (‰, AIR)	δ¹³C (‰, VPDB)	%N	%C	δ¹⁵N (‰, AIR)	δ¹³C (‰, VPDB)	%N	%C
Leaf 30 d	C0	0.707	–	0.889	–	0.096	–	0.347	–
	G1	–	–	–	–	0.171	–	0.176	–
Leaf 75 d	C0	<0.001	–	0.008	–	<0.001	–	0.002	–
	G1	–	–	–	–	<0.001	–	0.002	–
Leaf 115 d	C0	<0.001	0.509	0.003	0.884	<0.001	0.857	<0.001	0.414
	G1	–	–	–	–	0.001	0.819	0.357	0.686
Stalk	C0	<0.001	0.640	<0.001	<0.001	<0.001	0.249	<0.001	<0.001
	G1	–	–	–	–	<0.001	0.056	0.415	<0.001
Grain	C0	<0.001	0.066	0.760	0.092	<0.001	0.150	0.463	0.348
	G1	–	–	–	–	<0.001	0.221	0.869	0.632
Anther	C0	<0.001	0.118	0.010	0.746	<0.001	0.135	0.006	0.669
	G1	–	–	–	–	0.017	0.997	0.940	0.280
Root	C0	<0.001	0.746	0.227	0.958	<0.001	0.249	<0.001	0.163
	G1	–	–	–	–	<0.001	0.076	0.415	0.250

Values in boldface are statistically significant (p<0.05).