Table 2 Effects of PGRs in WPM on rooting of Euryodendron excelsum after 2 months.

From: Axillary shoot proliferation and plant regeneration in Euryodendron excelsum H. T. Chang, a critically endangered species endemic to China

PGRs (μM)

Rooting percentage (%)

Vermiculite

Agar

IBA 0.5

11.3 ± 1.2 d

0 ± 0 e

IBA 2.5

28.2 ± 2.1 c

5.3 ± 1.3 d

IBA 10.0

48.5 ± 2.0 b

8.7 ± 1.7 cd

NAA 0.5

50.1 ± 9.8 b

4.3 ± 1.5 d

NAA 2.5

33.3 ± 9.5 c

6.3 ± 1.2 d

NAA 10.0

23.7 ± 4.8 c

12.7 ± 2.0 c

IBA 5.0 + NAA 0.5

100 ± 0 a

4.7 ± 0.7 d

IBA 7.5 + NAA 0.5

100 ± 0 a

5.0 ± 1.0 d

IBA 10.0 + NAA 0.5

100 ± 0 a

48.5 ± 1.8 a

IBA 0.5 + NAA 2.5

100 ± 0 a

6.7 ± 1.2 d

IBA 0.5 + NAA 5.0

100 ± 0 a

21.5 ± 1.2 b

IBA 0.5 + NAA 7.5

100 ± 0 a

9.0 ± 1.2 cd

  1. Each treatment has 30 shoots. Different letters within a column indicate significant differences according to Duncan’s multiple range test (P < 0.05).
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