The established practices of intensive agriculture, combined with inadequate soil Κ
replenishment by conventional inorganic fertilization, results in a negative environmental …

Potassium (K) is essential for plant growth and vital for soil health. However, despite high
crop demand, K fertilization continues to be ignored or severely inadequate in Indian …

Biochar is an efficient amendment to improve soil quality and crop productivity, but the
potential of biochar as a substitute for chemical fertilizers is still unknown. Here we …

Heavy metal contamination in soils poses a serious threat to microorganisms, which play
important roles in soil biogeochemical process. However, the key fractions of heavy metals …

Black soil is one of the main soil types in northeast China, and plays an important role in
Chinese crop production. However, nitrogen inputs over 50 years have led to reduced black …

Low nutrient availability and biological activity are the main challenges in calcareous soils
with low organic matter (OM) content. The purpose of the present study was to evaluate the …

Biochar addition to soil has been proposed to improve plant growth by increasing soil
fertility, minimizing bioaccumulation of toxic metal (liod) s and mitigating climate change …

The cultivation of green manure or rice straw returns in southern China increases crop yields
and soil fertility. Few studies have reported the effects of combining both management …

The origin of cation exchange capacity (CEC) lies in the negative charges carried by soil
particles, usually clay, organic matter and sesquioxides. An excellent parallel discussion of …

Although crop residues constitute an enormous resource, actual residue management
practices in rice-based systems have various negative side effects and contribute to global …