Table 4. The open field test results of rats (mean ± SD, n = 10).

Groups (mg L–1)	Squares crossing times	Upright times	Modification times	Middle squares times (s)
Control	58.72 ± 9.63	12.73 ± 4.18	3.56 ± 2.46	8.57 ± 2.17
5	54.67 ± 8.51	11.07 ± 3.72	3.75 ± 2.48	9.29 ± 2.61
10	53.58 ± 6.34	9.57 ± 4.27	3.67 ± 1.94	10.56 ± 3.83
20	49.80 ± 7.84*	10.13 ± 4.20	3.81 ± 2.15	13.69 ± 3.02*
F	112.71	1.88	1.21	23.08
P	0.021	0.17	0.31	0.045