Nitrogen is the major nutrient limiting plant growth in terrestrial ecosystems, and the
transformation of inert nitrogen to forms that can be assimilated by plants is mediated by soil …

Ammonium (NH4+) toxicity is an issue of global ecological and economic importance. In this
review, we discuss the major themes of NH4+ toxicity, including the occurrence of NH4+ in …

Improved nitrogen (N) use is key to future food security and environmental sustainability.
While many regions still experience N shortages, agriculture is the leading global emitter of …

AGPase, ADP glucose pyrophosphorylase GS, glutamine synthetase GOGAT, glutamate:
oxoglutarate amino transferase NADP‐ICDH, NADP‐dependent isocitrate dehydrogenase …

The decade since the publication of the third edition of this volume has been an era of great
progress in biology in general and the plant sciences in particular. This is especially true …

To maintain and increase crop yields, large amounts of nitrogen fertilizers have been
applied to farmland. However, the nitrogen use efficiency (NUE) of chemical fertilizer …

Submerged soils and the wetlands they support are of huge practical importance: in global
element cycles, as centres of biodiversity, in global food production. They are also uniquely …

Nitrogen fertilizer is the most used nutrient source in modern agriculture and represents
significant environmental and production costs. In the meantime, the demand for grain …

Ammonium and nitrate are the prevalent nitrogen sources for growth and development of
higher plants. 15N-uptake studies demonstrated that ammonium is preferred up to 20-fold …

Current global nitrogen fertilizer use has reached approximately one hundred billion kg per
annum. In many agricultural systems, a very substantial portion of this applied nitrogen …