Gaseous ammonia (NH 3) is the most abundant alkaline gas in the atmosphere. In addition,
it is a major component of total reactive nitrogen. The largest source of NH 3 emissions is …

Nitrogen (N) is the nutrient most limiting crop production in all areas of the world and is
generally applied to soil in the largest quantity. A review of the research on N fertilization …

Research on the various transformations of N in temperate grassland systems is
comprehensively reviewed in this book, which is aimed at advisers, researchers, teachers …

FERTILIZERS AND FERTILIZED CROPS Page 1 AMMONIA EMISSION FROM MINERAL
FERTILIZERS AND FERTILIZED CROPS Sven G. Sommer," Jan K. Schjoerring" and OT …

Incorporation of urea decreases ammonia (NH3) volatilization, but field measurements are
needed to better quantify the impact of placement depth. In this study, we measured the …

There has been increasing interest in and use of biochar as a soil amendment. However, the
effects of biochar addition on ammonia volatilization (AV) appeared contradictory from the …

We investigated the effects of native ungulates on grassland N cycling in Yellowstone
National Park by examining natural 15N abundance (δ15N) of soils and plants inside and …

Rochette, P., Angers, DA, Chantigny, MH, Gasser, M.-O., MacDonald, JD, Pelster, DE and
Bertrand, N. 2013. NH 3 volatilization, soil concentration and soil pH following subsurface …

One of the main approaches for safeguarding food security, sustainable development has
increased demand for knowledge on fertilizer management in crop production. Among …

Field experiments were conducted at three typical wheat–maize double-cropping sites in
north and northwest China to investigate ammonia (NH 3) volatilization from urea and from …