Researchers used small samples of dust collected during ... The University of Florida team were given just 1g of soil per plant for the experiment from the samples, which have been kept locked ...
The nutrients may not be available in certain soils, or may be present in forms that the plants cannot use. Soil properties like water content, pH, and compaction may exacerbate these problems.
with subsequent impacts on the root growth of plants that may have consequences for soil carbon (Ehrenfeld et al. 1992). The combined effects of changes in carbon inputs and losses from land use ...
Mulches can also be used for decorating the tops of pots ... your chosen mulch and spread a 5cm (2in) layer around plants or across the soil with a spade, leaving a little gap around the stems ...