Table 4 Range analysis of seedling numbers.

From: An improved method for high-temperature induced embryo sac chromosome doubling in Populus simonii Carr. × P. nigra var. italica (Moench.) Kochne, an interspecific hybrid of Tacamahaca and Aigeiros poplars

 

Time after pollination (h)

Temperature (°C)

Treatment duration (h)

K1

94.00

324.00

77.00

K2

151.00

64.00

121.00

K3

143.00

0.00

190.00

x1

31.33

108.00

25.67

x2

50.33

21.33

40.33

x3

47.67

0.00

63.33

R

19.00

108.00

37.67

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