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Table 1 Growth characteristics of pollen-source and pollen-receptor switchgrass plants grown under field conditions

From: Pollen-mediated gene flow from transgenic to non-transgenic switchgrass (Panicum virgatum L.) in the field

Field plot

Tiller number

Height (cm)

Above-ground biomass (g)

Pollen source

44 ± 13.0

107.5 ± 11.0

26

North 10

29 ± 13.0

128 ± 389

10

North 20

27 ± 10.5

142.9 ± 22.5

78

South 10

18 ± 8.4

170.5 ± 7.5

52

South 20

10 ± 2.5

103.2 ± 14.4

24

South 30

24 ± 5.0

132.7 ± 21.3

96

West 10

19 ± 10.9

182.2 ± 4.1

81

West 20

7 ± 0.5

90.8 ± 13.0

14

West 30

21 ± 6.5

95.9 ± 15.6

48

East 10

24 ± 1.5

134.6 ± 24.1

24

East 20

19 ± 0.5

90.2 ± 23.5

10

East 30

15 ± 0.5

96.2 ± 21.7

18

East 40

24 ± 8.0

74.0 ± 10.0

16

East 50

23 ± 7.5

152.4 ± 7.6

130

East 60

32 ± 9.4

167.3 ± 11.6

87

East 70

48 ± 0.5

121.9 ± 26.7

94

East 80

70 ± 44.3

208.6 ± 1.1

707

East 90

67 ± 40.3

189.9 ± 7.3

404

East 100

80 ± 33.5

146.1 ± 32.4

464

  1. Numbers for tillers, height, and above ground biomass are average per plant (means ± SE). Tiller number and height were recorded for both the 2013 and 2014 seasons. Measures for above-ground biomass were from the 2014 field season