Table 1.

Food plants and food plant combinations in mixtures of the reciprocal feeding experiment

Treatment	Quality valuationa	Plant species	n
One-food treatments
Grasses	Low	Anthoxanthum odoratum	10
	High	Dactylis glomerata	10
	High	Holcus lanatus	10
	Medium	Trisetum flavescens	10
Forbs	Low	Geranium sylvaticum	10
	Low	Plantago lanceolata	10
	Medium	Taraxacum officinale	10
	High	Trifolium pratense	10
Three-foods mixtures
	High-quality grass mixture	D. glomerata, H. lanatus, T. flavescens	10
	High-quality grasses and forb	D. glomerata, H. lanatus, T. pratense	10
	High-quality grass, low-quality forbs	D. glomerata, G. sylvaticum P. lanceolata	10
	Low-quality forb mixture	G. sylvaticum, P. lanceolata, T. officinale	10
	Low-quality grass, low-quality forbs	A. odoratum, G. sylvaticum, P. lanceolata	10
	High-quality forb mixture	P. lanceolata, Taraxacum officinale, Trifolium pratense	10
Eight-foods mixture
		All eight plant species	50

^aBased on a literature survey (Table S1 in Electronic supplementary material) and the expertise of G. Köhler