Study on natural regeneration characteristics of Lim xet tree species Peltophorum tonkinensis A.Chev in Lam Binh district, Tuyen Quang province - 13

Distribution of tree number by height class (m)

Source

origin

Quality

Grant

height

<0.5

0.5-1

1-1.5

1.5-2

2-2.5

2.5-3

>3

C

H

T

TB

X

OTC 7

13

9

6

3

16

15

22

8

1

OTC 8

12

13

5

2

1

1

1

10

25

18

15

2

OTC 9

13

8

3

2

13

13

21

5

OTC 10

8

10

5

3

1

14

14

24

1

2

OTC 11

9

11

4

4

15

13

24

3

OTC 12

12

13

8

18

15

25

8

Total

67

64

31

14

2

1

1

86

95

134

40

5