Symptoms of dry mouth syndrome. Dry mouth symptoms may include: saliva that feels thick or stringy. rough, dry tongue. the tongue tending to stick against the roof of the mouth. problems with chewing or swallowing (particularly dry foods such as biscuits) bad breath. mouth ulcers.
Once nitrogen is fixed, it is subject to several chemical reactions which can convert it to different organic or inorganic forms. Mineralization occurs in soil as microorganisms convert organic nitrogen to inorganic forms.
Reduction of shoot and leaf density. Greater development of certain dis-. eases (e.g. dollar spot). Nitrogen deficiency is associated with sandy soils. A. deficiency can also occur in soils exposed to high leach-. ing conditions from heavy rainfall or excessive irriga-. tion. Loss by denitrification occurs on poorly drained or. compacted soils. Excess nitrogen can promote certain.