Table 2 Pollen-mediated gene flow frequency with different physical isolation measures in greenhouse during 2013 and 2014 (%).

From: Pollen-mediated gene flow from transgenic cotton is constrained by physical isolation measures

Distance (m)

90 holes/cm2

80 holes/cm2

60 holes/cm2

40 holes/cm2

2013

0.8

10.00 ± 5.77

6.67 ± 3.33

11.67 ± 4.41

16.67 ± 4.41

1.6

6.67 ± 4.41

8.33 ± 4.41

13.33 ± 4.41

15.00 ± 5.00

3.2

3.33 ± 1.67

8.33 ± 3.33

8.33 ± 3.33

16.67 ± 4.41

6.4

3.33 ± 3.33

3.33 ± 1.67

3.33 ± 1.67

8.33 ± 1.67

12.8

0.00 ± 0.00

1.67 ± 1.67

3.33 ± 3.33

3.33 ± 1.67

19.2

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

25.6

1.67 ± 1.67

1.67 ± 1.67

6.67 ± 1.67

3.33 ± 3.33

Average

3.57 ± 1.25

4.29 ± 1.11

6.67 ± 1.39

9.05 ± 1.81

 

S. bicolor

Z. mays

L. esculentum

CK

4

6.67 ± 3.33

20.00 ± 5.77

33.33 ± 6.67

43.33 ± 9.28

4.8

13.33 ± 6.01

13.33 ± 6.01

21.67 ± 7.27

35.00 ± 7.64

6.4

8.33 ± 4.41

6.67 ± 6.67

26.67 ± 6.67

15.00 ± 5.00

9.6

5.00 ± 2.89

16.67 ± 4.41

3.33 ± 3.33

16.67 ± 3.33

16.0

0.00 ± 0.00

0.00 ± 0.00

3.33 ± 3.33

18.33 ± 4.41

22.4

1.67 ± 1.67

6.67 ± 3.33

6.67 ± 3.33

10.00 ± 0.00

28.8

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

6.67 ± 3.33

40.0

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

6.67 ± 4.41

Average

4.38 ± 1.32

7.92 ± 1.99

11.88 ± 2.93

18.96 ± 3.05

2014

0.8

6.67 ± 6.67

8.33 ± 4.41

13.33 ± 3.33

18.33 ± 6.01

1.6

10.00 ± 5.77

10.00 ± 5.77

8.33 ± 4.41

10.00 ± 5.77

3.2

5.00 ± 2.89

5.00 ± 5.00

10.00 ± 5.77

13.33 ± 6.67

6.4

0.00 ± 0.00

3.33 ± 3.33

0.00 ± 0.00

6.67 ± 6.67

12.8

3.33 ± 3.33

3.33 ± 3.33

6.67 ± 6.67

5.00 ± 2.89

19.2

1.67 ± 1.67

1.67 ± 1.67

3.33 ± 3.33

6.67 ± 3.33

25.6

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

Average

3.81 ± 1.42

4.52 ± 1.42

5.95 ± 1.68

8.57 ± 2.02

 

S. bicolor

Z. mays

L. esculentum

CK

4

18.33 ± 4.41

28.33 ± 6.01

36.67 ± 6.01

53.33 ± 9.28

4.8

6.67 ± 3.33

16.67 ± 8.82

31.67 ± 1.67

33.33 ± 7.26

6.4

10.00 ± 5.77

23.33 ± 3.33

26.67 ± 6.01

20.00 ± 0.00

9.6

5.00 ± 2.89

6.67 ± 3.33

6.67 ± 6.67

25.00 ± 7.64

16.0

0.00 ± 0.00

0.00 ± 0.00

10.00 ± 5.77

10.00 ± 5.77

22.4

0.00 ± 0.00

0.00 ± 0.00

3.33 ± 3.33

6.67 ± 4.41

28.8

0.00 ± 0.00

3.33 ± 3.33

0.00 ± 0.00

6.67 ± 6.67

40.0

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

0.00 ± 0.00

Average

5.00 ± 1.56

9.79 ± 2.56

14.38 ± 3.20

19.38 ± 3.87

  1. Means ± SE. Seeds from lower, middle, and upper flowers were set up as 3 replications.