They sent soil samples for DNA testing, looking for matches with particular genes known to be found in microbes and fungi; they tried to stimulate microbial growth on a wide variety of substances and then count the cells produced; and they used highly sensitive radiorespiration activity assays, which involve feeding the soil microorganisms a food source which has been labelled with radioactive carbon, which can then be used to detect if the microorganisms are active.
University of Western Australia researchers are looking for citizen scientists to
send them soil samples from around the state to better understand region's biodiversity and environmental health
Not exact matches
Their probe, called Fobos - Grunt («Phobos
soil» in Russian), will not only land on Phobos but also scoop up some
samples of the surface and
send them to Earth.
If a farmer wants to understand the health and fertility of their
soil, they could
send a
sample to a lab for chemical analysis.
Scoop a
sample of your
soil in a box,
send it in, and get a full analysis outlining exactly what nutrients your lawn needs.