This is a preview. Log in through your library . Abstract Criteria for selecting sites are described and the various sampling, rearing, and identification techniques used to investigate field S.

Bees (family: Apidae) are important ecologically and economically as primary pollinators of many natural and agricultural systems. Given current concerns about declining numbers of bees, many ...

This is a preview. Log in through your library . Abstract (1) The contact sampling method has been used frequently in studies of between-species association in vegetation. An earlier paper presented a ...

Sampling is a type of scientific surveying which can save time and money and give information on the population of animals and plants. There are many different types of sampling; the most useful type ...

Landscape genetics has emerged as a new research area that integrates population genetics, landscape ecology and spatial statistics. Researchers in this field can combine the high resolution of ...