Table 1.

Effects of severing stolons and water treatment on biomass and shoot to root ratio of Potentilla anserina and Artemisia ordosica in (A) Experiment I and (B) Experiment II.

Effect		P. anserina				A. ordosica
		Biomass		Root/shoot		Biomass		Root/shoot
	DF	F	P	F	P	F	P	F	P
(A) Experiment I
Severing (S)	1, 31	30.9	<0.001	26.2	<0.001	10.4	0.003	13.5	0.001
Water (W)	2, 31	5.2	0.011	0.6	0.556	4.1	0.027	15.6	<0.001
S × W	2, 31	0.6	0.574	6.8	0.004	0.4	0.662	3.8	0.032
(B) Experiment II
Severing (S)	1, 29	5.3	0.029	1.3	0.272	15.1	0.001	0.2	0.652
Water (W)	2, 29	14.4	<0.001	2.4	0.106	2.3	0.118	1.7	0.200
S × W	2, 29	0.2	0.856	3.6	0.040	2.2	0.132	1.2	0.303

Values in bold indicate significance at P < 0.05.