Perlite helps improve soil texture in gardens or containers ... or gladioli) to keep them dry and prevent damp rot. Other ingredients used in commercial potting mixes, depending on their purpose ...

this is brown and crumbly in texture and similar to that found on well-worked allotments. It's rarely waterlogged in winter or dry in summer and supports a wide range of plants. Loamy soil is ...

He says, “The value that it can add to our soils is through really adding residue or crop residue to the soil, so we don’t have as much evaporation because that’s big in this dry environment ...

To examine this hypothesis, bacterial communities from representative soil samples collected in four geographically disparate Dry Valleys were analyzed using molecular genetic tools, including ...