Table 2 Total fruit yield and soluble solid content (°Brix index) of transgenic lines in comparison with the control under glasshouse and polytunnel conditions.

From: Multi-gene metabolic engineering of tomato plants results in increased fruit yield up to 23%

Line

Growth condition

Glasshouse (Experiment 1)

Polytunnel (Experiment 2)

Yield (gr/plant)

PC (%)

°Brix

Yield (gr/plant)

PC (%)

°Brix

PH200 (Control)

766.02 ± 87.2ns

0.0

3.46 ± 0.12ns

1474.08 ± 116.4ns

0.0

3.19 ± 0.09ns

2

661.70 ± 125.4ns

− 13.6

3.31 ± 0.23ns

1245.28 ± 112.8*

− 15.5

3.16 ± 0.15ns

8

791.07 ± 64.9ns

3.3

3.24 ± 0.14ns

1492.65 ± 33.6ns

1.3

3.17 ± 0.12ns

9

784.83 ± 74.1ns

2.5

3.29 ± 0.09ns

1576.75 ± 222.0ns

7.0

3.20 ± 0.13ns

14

875.96 ± 90.1*

14.4

3.41 ± 0.16ns

1695.11 ± 120.5*

15.0

3.37 ± 0.16ns

20

748.03 ± 109.6ns

− 2.3

3.33 ± 0.20ns

1354.38 ± 64.4*

− 8.1

3.19 ± 0.10ns

23

746.01 ± 61.4ns

− 2.6

3.26 ± 0.18ns

1450.40 ± 149.1ns

− 1.6

3.16 ± 0.04ns

30

694.96 ± 86.1ns

− 9.3

3.42 ± 0.12ns

1450.63 ± 137.7ns

− 1.6

3.15 ± 0.17ns

34

802.39 ± 55.8ns

4.7

3.35 ± 0.13ns

1573.22 ± 148.4ns

6.7

3.30 ± 0.15ns

36

869.62 ± 72.5*

13.5

3.32 ± 0.21ns

1706.18 ± 169.3*

15.7

3.35 ± 0.20*

42

693.72 ± 144.3ns

− 9.4

3.23 ± 0.28ns

1191.30 ± 114.7*

− 19.2

3.19 ± 0.03ns

102

942.07 ± 167.2*

23.0

3.46 ± 0.13ns

1724.39 ± 129.9*

17.0

3.41 ± 0.20*

111

650.07 ± 55.1*

− 15.1

3.26 ± 0.14ns

1464.25 ± 63.8ns

− 0.7

3.30 ± 0.07*

116

593.62 ± 113.6*

− 22.5

3.14 ± 0.23ns

1190.07 ± 159.8*

− 19.3

3.09 ± 0.21ns

117

757.00 ± 145.8ns

− 1.2

3.31 ± 0.18ns

1693.27 ± 124.7*

14.9

3.32 ± 0.08*

121

884.60 ± 72.8*

15.5

3.37 ± 0.18ns

1696.78 ± 171.6*

15.1

3.40 ± 0.14*

128

721.07 ± 188.4ns

− 5.9

3.32 ± 0.02ns

1425.20 ± 157.7ns

− 3.3

3.11 ± 0.07ns

133

685.66 ± 138.4ns

− 10.5

3.36 ± 0.07ns

1689.65 ± 111.5*

14.6

3.22 ± 0.12*

140

750.14 ± 114.8ns

− 2.1

3.31 ± 0.16ns

1573.70 ± 177.2ns

6.8

3.17 ± 0.13ns

  1. Values are presented as means ± Sdev. Asterisks indicate values determined by Student´s t test to be significantly different from the control value (p < 0.05) and are set in bold face.
  2. Ns non significant, PC percentage change.