Up to 80% of people in Africa, especially women, regularly eat clayey soil – this habit is known as geophagy. A previous study has already shown that it is a form of craving. Now researchers ...

Elektorowicz M, El-Sadi, Ayadat T, 2008, Modeling of supercritical fluid extraction of phenanthrene from clayey soil, J. Sep. Sci. 31(8)1381-1386 (among 10 top papers in the domain) Ziyad M, ...

Asparagus growing in the drained Koo-Wee-Rup swamp. Victorian Resources Online. Vertosols are those big black clayey soils - in this case more than 60% clay - that swell when wet and shrink and ...

"Embankment slopes made with compacted clayey soils are highly problematic. After 10 to 15 years of continuous use along with the natural impact of weather, embankments tend to fail." ...

That's ­perfect for most ­garden plants. If the ­ribbon reaches 2.5 inches or longer, it's clayey. Parsen says that adding compost to sandy or clayey soil will create a healthier loam over time. 2.

When gardening in the sandy soils of Sussex County, add organic matter to fill in pore spaces and hold water and nutrients. Organic matter has the opposite but also beneficial effect for clayey soils ...

To restore fertility of the field, clayey soil is required. It will have to be mixed with the existing silted soil by deep ploughing. Then, ...