Clay soil can present several challenges to gardeners due to its density. One way to amend compacted clay soil is with a ...

Russian scientists have proved that waste from metallurgical production — blast furnace sludge and converter slag — can be effectively used as fertilizers. According to the research results, the yield ...

In addition to three major elements (nitrogen, phosphorus and potassium, sometimes called "potash"), soils require trace minerals for plant growth as well as human health. They appear only in minute ...