Table 4.

The RUEs estimated from the slopes of the linear regression or ancova fits to the data in Fig. 8 (in 2011)

Genotype	Biomass used in fit	Slope (RUE) gDM MJ−1 PAR	y‐intercept gDM m−2	R 2
Gig‐311	Below ground	0.49	253.04	0.86
	Above grounda	2.40	0.00
	Total	3.16	99.26	0.90
Sac‐5	Below ground	0.39	164.65	0.72
	Above grounda	1.66	0.00
	Total	2.27	143.89	0.99
Sin‐11	Below ground	0.11	189.66	0.14
	Above grounda	1.66	0.00
	Total	1.26	265.75	0.68
Goliath	Below ground	0.34	160.86	0.58
	Above grounda	1.66	0.00
	Total	2.16	157.90	0.98

^aFrom minimal adequate model fitted using ancova (R ² of fit: 0.94).