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Table 10 Disturbance analysis of Neobuxbaumia tetetzo populations in tetechera forest under different fruit gathering rates

From: Use of columnar cacti in the Tehuacán Valley, Mexico: perspectives for sustainable management of non-timber forest products

Proportion of fruits gathered

r2

r3

Fecundity r4

r5

r6

λ

0%

8.70

14.90

22.40

28.20

29.30

1.077

10%

7.83

13.41

20.16

25.38

26.37

1.075

20%

6.96

11.92

17.92

22.56

23.44

1.073

30%

6.09

10.43

15.68

19.74

20.51

1.070

40%

5.22

8.94

13.44

16.92

17.58

1.066

50%

4.35

7.45

11.20

14.10

14.65

1.063

60%

3.48

5.96

8.96

11.28

11.72

1.058

70%

2.61

4.47

6.72

8.46

8.79

1.053

80%

1.74

2.98

4.48

5.64

5.86

1.046

90%

0.87

1.49

2.24

2.82

2.93

1.035

95%

0.44

0.75

1.12

1.41

1.47

1.025

100%

0

0

0

0

0

0.960

  1. Columns indicate the fecundity rates in reproductive individual plants (r2 to r6) determined by different gathering regimes and their effect in λ values.