Ecological Archives A025-043-A1

Gideon Pisanty and Yael Mandelik. 2015. Profiling crop pollinators: life history traits predict habitat use and crop visitation by Mediterranean wild bees. Ecological Applications 25:742752. http://dx.doi.org/10.1890/14-0910.1

Appendix A. Percentage of semi-natural habitat surrounding the edge plots and its correlation with measures of bee diversity.

Table A1. Semi-natural habitat surrounding the edge plots for each crop system

crop (# sites)

radius (m)

median % cover (range)

almond (23)

50

6 (0–52)

2500

37 (6–83)

sunflower (29)

50

21 (0–60)

2500

32 (8–78)

watermelon (32)

50

25 (0–56)

2500

41 (10–77)

 

Table A2. Correlation coefficients between percent semi-natural habitat and bee abundance/species richness in watermelon edge plots, for different radii and bee groups.

radius

habitat preference

capture method

nesting guild

abundance

sp. richness

abundance

sp. richness

abundance

sp. richness

agr.

nat.

agr.

nat.

net

trap

net

trap

belowg.

aboveg.

belowg.

aboveg.

50

.296

.484**

.018

.592**

.626**

.341

.620**

.198

.348

.613**

.114

.652**

100

.327

.489**

.038

.476**

.567**

.395*

.498**

.237

.375*

.619**

.085

.585**

250

.440*

.548**

.169

.467**

.544**

.517**

.461**

.382*

.481**

.646**

.181

.570**

500

.401*

.477**

.183

.441*

.427*

.465**

.379*

.365*

.428*

.536**

.201

.501**

1000

.521**

.507**

.288

.505**

.496**

.540**

.442*

.474**

.519**

.541**

.308

.526**

1500

.532**

.539**

.319

.581**

.546**

.545**

.513**

.496**

.536**

.561**

.361*

.572**

2000

.534**

.588**

.357*

.605**

.573**

.563**

.537**

.510**

.560**

.577**

.400*

.569**

2500

.504**

.583**

.356*

.611**

.555**

.539**

.538**

.487**

.539**

.553**

.404*

.554**

agr., species with high agricultural affinity (associated with agricultural habitats); nat., species with low agricultural affinity (associated with semi-natural habitats); net, individuals netted from crop flowers; trap, individuals collected in ground-level pan traps; belowg., below ground nesters; aboveg., above ground nesters; * P < 0.05; ** P < 0.01

 

FigA1

Fig. A1. Correlation between the percentage of semi-natural habitat and wild bee abundance in edge plots at eight different radii, for almond (23 sites), sunflower (29 sites) and watermelon (32 sites) sites. Significant correlations are indicated by filled markers.


 

FigA2

Fig. A2. Correlation between the percentage of semi-natural habitat and wild bee species richness in edge plots at eight different radii, for almond (23 sites), sunflower (29 sites) and watermelon (32 sites) sites. Significant correlations are indicated by filled markers.


 

FigA3

Fig. A3. Correlation between the percentage of semi-natural habitat and bee abundance in edge plots at eight different radii, for the main crop visitor species in sunflower fields. Significant correlations are indicated by filled markers.


 

FigA4

Fig. A4. Correlation between the percentage of semi-natural habitat and bee abundance in edge plots at eight different radii, for the main crop visitor species in watermelon fields. Significant correlations are indicated by filled markers.


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