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Table 4 Characteristics of Mikania micrantha seed growing as a monoculture or under mixed culture conditions

From: Suppression of reproductive characteristics of the invasive plant Mikania micrantha by sweet potato competition

Variables

Ratios (sweet potato: M. micrantha)

3:1

2:1

1:1

1:2

1:3

0:4

Seed number

171.7 ± 4.3f

702.9 ± 8.2e

1995.1 ± 54.9d

4066.9 ± 94.8c

6797.6 ± 92.2b

17,632.6 ± 479.8a

Seed biomass (g)

0.014 ± 0.000f

0.058 ± 0.001e

0.171 ± 0.004d

0.362 ± 0.008c

0.654 ± 0.011b

1.772 ± 0.042a

Seed length (mm)

0.750 ± 0.008f

0.808 ± 0.013e

0.860 ± 0.008d

0.900 ± 0.012c

1.058 ± 0.013b

1.290 ± 0.014a

Seed set rate (%)

7.99 ± 0.26f

12.07 ± 0.76e

16.05 ± 0.13d

23.18 ± 0.27c

28.90 ± 0.53b

33.31 ± 0.64a

Germination rate (%)

16.88 ± 0.48f

20.63 ± 0.63e

25.13 ± 0.85d

32.63 ± 1.65c

53.13 ± 1.60b

68.25 ± 1.04a

1000-grain dry weight (g)

0.078 ± 0.001f

0.082 ± 0.001e

0.086 ± 0.001d

0.089 ± 0.001c

0.096 ± 0.001b

0.101 ± 0.001a

  1. Data are expressed as mean ± standard deviation. Different letters within the same row signify significant differences at P < 0.05