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Questions related from Valérie Coudrain
I am interested in interactions among soil invertebrates and I would like to have some opinions whereas the localization of soil organisms in the different soil layers may constrain their...
26 February 2015 3,961 4 View
I would like to assess the effect of different treatments on the composition of species community matrices. To cancel the possibility that observed community composition is due to chance I would...
06 January 2015 8,769 19 View
I am looking for a possibility to survey insects in the field using video cameras, possibly also at night. Does anybody have some good or bad experience with this kind of survey and some...
30 September 2013 3,060 6 View
Bees may rely on different flower resources that are only temporally available. Therefore mapping the amount of the different used flower types may not provide a correct assessment of the...
02 July 2013 4,325 12 View
It is generally accepted that plant-pollinator webs are nested and that nestedness promotes species richness in those networks. I've just read a study of Kondoh et al. ("Food webs are built up...
03 June 2013 6,809 6 View
I would like to investigate the effect of an environmental factor simultaneously on a species abundance matrix and a functional trait related to these species. To be clearer: I have sampled...
06 February 2013 2,429 53 View
I would like to know if it is meaningful to compare species diversity and eveness between sites that range from 3 individuals to up to several hundred individuals. Especially for eveness, I have...
15 October 2012 9,689 48 View
I sampled a community of insects in different sites in three years and I would like to calculate the between site and between year differences respective change in species composition. I do not...
10 September 2012 5,803 44 View
