Ecological Archives A023-094-A4

Anikó Kovács-Hostyánszki, Sebastian Haenke, Péter Batáry, Birgit Jauker, András Báldi, Teja Tscharntke, Andrea Holzschuh. 2013. Contrasting effects of mass-flowering crops on bee pollination of hedge plants at different spatial and temporal scales. Ecological Applications 23:1938–1946. http://dx.doi.org/10.1890/12-2012.1

Appendix D. Results of the paired t tests on the effects of treatment (bagged vs. open branches) on the different parameters of pollination success of hawthorn (Crataegus spp.) and dog rose (Rosa canina) flowers in forest edges and in connected and isolated hedges.

 

df

 t

   P

Hawthorn

 

 

 

 

Fruitset (no. fruit/flower)

34

-3.5

0.001

 

Fruitmass per fruit

34

-5.5

  <0.001

 

Average seed number

34

-6

<0.001

Dog rose

 

 

 

 

Fruitset (no. fruit/flower)

30

0.41

0.679

 

Fruitmass per fruit

30

-2.5

0.018

 

Average seed number

30

-3.7

 <0.001

 

Aborted seed number

30

3.85

 <0.001


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