What Causes Tongue Disorders? Hairy tongue and discolored tongue (in which papillae, the small projections on the tongue, become elongated or darkened) may be caused by tobacco, foods or medications such as antibiotics. Poor oral hygiene is a contributing factor.
Soil moisture is the amount of water contained in the soil after precipitation seeps into the ground. 1.The degree to which water clings to the soil is the most important soil water characteristic to a growing plant. This concept is often expressed as soil moisture tensi â¦ on.
Soil composition by Volume and Mass, by phase: air, water, void (pores filled with water or air), soil, and total. Water content or moisture content is the quantity of water contained in a material, such as soil (called soil moisture), rock, ceramics, fruit, or wood.