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Table 3 Effect of plant extracts (% of control) on root length of P. minor, P. oleracea, E crusgalli, and L. sativa

From: Searching for natural herbicides in methanol extracts of eight plant species

Plant species

Extract concentration (g/L)

5

10

20

40

5

10

20

40

 

P. minor

P. oleracea

T. mannifera

89

25*

3*

0*

80*

84*

29*

10*

A. maurorum

37*

25*

10*

0*

41*

40*

36*

33*

E. spinosissimus

52*

26*

8*

0*

90

57*

50*

50*

H. salicornicum

26*

12*

7*

0*

109

80*

57*

7*

L. virosa

63*

25*

26*

0*

113

73*

72*

0*

N. procumbens

5*

5*

3*

0*

80*

75*

55*

55*

O. bacctus

59*

48*

39*

10*

145*

108

108

108

C. conglomerates

71*

58*

39*

37*

135*

127*

90

45*

 

E. crusgalli

L. sativa

T. mannifera

43*

23*

8*

0*

85*

57*

10*

0*

A. maurorum

79*

43*

21*

19*

88

75*

65*

33*

E. spinosissimus

70*

55*

48*

46*

83*

95

73*

70*

H. salicornicum

22*

18*

12*

7*

107

105

91

26*

L. virosa

89

71*

19*

6*

91

68*

15*

11*

N. procumbens

72*

61*

52*

16*

47*

43*

53*

16*

O. bacctus

47*

26*

22*

14*

124*

107

103

101

C. conglomerates

99

71*

52*

12*

85*

58*

66*

37*

  1. *Values significantly less than the respective control (p ≤ 0.05)