Clay minerals constitute an important component of the soil system and knowledge of their
role in soil fertility is imperative for sustainable soil management and productivity. The aim of …

The cationic bridging effect of the calcium ion (Ca2+) and the flocculating ability of clay and
organic matter are crucial in the formation and stability of soil aggregates. They are therefore …

Organic amendments could improve soil nitrogen (N) availability and transformation
characteristics, which decreases the N loss within soil profile induced by N excessive …

Microbial immobilization-remineralization and ammonium fixation-release govern N
conservation and N availability, but the magnitude may differ according to organic …

Exogenous nitrogen (N) addition serves as a pivotal nutrient management strategy,
significantly enhancing agricultural production by regulating soil N availability and retention …

Purpose Previous studies in the Mezquital Valley evidenced that irrigation with untreated
sewage effluent supplies two-to tenfold larger nitrogen doses to crops than common fertilizer …

Application of organic fertilizers is a potential practice to prevent soil erosion by changing
the physicochemical properties of the soil, such as macroaggregates, soil organic carbon …

Application of lime and fertilizers might impact soil properties by affecting their physico-
chemical parameters. The focus of the Versailles 42-plots experiment that was started in …

In order to understand the status of fixed ammonium, fixed ammonium content, maximum
capacity of ammonium fixation, and their influencing factors in major types of tillage soils of …

The relevance of fixed NH^+ _ 4 in certain soils and its categorisation has made it necessary
to re-examine N behaviour. A replicate factorial experiment was designed to investigate the …