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Table 1 Final germination percentage in T. domingensis seeds

From: Application of the thermal time model for different Typha domingensis populations

Population

Darkness treatments

DT0d

DT3d

DT5d

DT7d

DT10d

Thermal regimen

Lower

Upper

Lower

Upper

Lower

Upper

Lower

Upper

Lower

Upper

Ba

C

91 ± 1.9 (17.5)

99 ± 1.3 (25)

59 ± 3.1 (17.5)

99 ± 1.6 (30)

65 ± 3.8 (17.5)

94 ± 2.0 (22.5)

69 ± 5.1 (17.5)

92 ± 1.8 (25)

58 ± 5.3 (17.5)

79 ± 4.7 (22.5)

A

60 ± 4.5 (15/20)

99 ± 4.1 (20/25)

53 ± 5.2 (15/20)

98 ± 1.7 (15/30)

53 ± 4.5 (15/20)

94 ± 2.6 (15/30)

53 ± 6.1 (15/20)

93 ± 4.4 (15/30)

49 ± 7.6 (15/20)

91 ± 4.1 (15/30)

Cu

C

92 ± 1.2 (17.5)

99 ± 1.7 (22.5)

87 ± 2.7 (17.5)

99 ± 1.1 (22.5)

81 ± 2.9 (17.5)

98 ± 1.3 (22.5)

74 ± 3.6 (17.5)

99 ± 1.8 (22.5)

67 ± 4.2 (17.5)

94 ± 3.9 (22.5)

A

61 ± 5.5 (15/20)

99 ± 3.2 (15/25)

55 ± 6.9 (15/20)

97 ± 4.6 (20/30)

54 ± 7.7 (15/20)

98 ± 1.3 (15/30)

49 ± 6.2 (15/20)

95 ± 2.7 (20/25)

51 ± 7.1 (15/20)

94 ± 1.5 (15/30)

Ma

C

89 ± 2.2 (17.5)

99 ± 2.1 (25)

72 ± 2.7 (17.5)

98 ± 2.8 (30)

73 ± 3.3 (17.5)

96 ± 2.0 (25)

65 ± 4.5 (17.5)

97 ± 2.2 (30)

48 ± 6.4 (17.5)

86 ± 1.6 (25)

A

67 ± 6.2 (15/20)

97 ± 3.1 (15/30)

51 ± 4.3 (15/20)

99 ± 2.1 (20/30)

48 ± 6.7 (15/20)

98 ± 3.6 (20/30)

49 ± 7.9 (15/20)

94 ± 3.4 (30)

49 ± 8.4 (15/20)

93 ± 3.4 (15/30)

Se

C

86 ± 3.8 (17.5)

99 ± 4.6 (22.5)

92 ± 5.8 (17.5)

97 ± 4.5 (22.5)

75 ± 5.5 (17.5)

92 ± 4.2 (22.5)

66 ± 6.5 (17.5)

91 ± 4.9 (30)

53 ± 8.2 (17.5)

83 ± 4.4 (22.5)

A

58 ± 4.5 (15/20)

95 ± 3.0 (15/25)

52 ± 6.8 (15/20)

92 ± 4.3 (15/25)

53 ± 6.6 (15/20)

84 ± 5.44 (15/30)

54 ± 7.2 (15/20)

85 ± 5.2 (25/30)

50 ± 6.3 (15/20)

79 ± 4.9 (15/30)

Validation data (To)

C

74 ± 4.9 (17.5)

99 ± 3.1 (22.5)

62 ± 8.6 (27.5)

92 ± 6.5 (22.5)

62 ± 3.9 (17.5)

90 ± 4.2 (22.5)

56 ± 6.5 (17.5)

96 ± 4.9 (30)

47 ± 8.2 (17.5)

83 ± 4.4 (22.5)

A

62 ± 5.2 (15/20)

96 ± 4.4 (15/25)

54 ± 7.9 (15/20)

96 ± 3.6 (15/25)

49 ± 8.6 (15/20)

97 ± 4.3 (15/30)

51 ± 9.1 (15/20)

97 ± 4.4 (25/30)

39 ± 9.8 (15/20)

95 ± 3.6 (15/30)

  1. Maximum and minimum values ± SD of final germination percentage achieved according to different populations, thermal regimes, and darkness treatments in cattail seeds. The temperature, at which these percentages were reached, is shown in parentheses on the bottom line