As soil organic matter is derived mainly from plant residues, it contains all of the essential plant nutrients. Therefore, accumulated organic matter is a storehouse of plant nutrients. The stable organic fraction (humus) adsorbs and holds nutrients in a plant-available form.hapter 1. Introduction. On the basis of organic matter content, soils are characterized as mineral or organic. Mineral soils form most of the worlds cultivated land and may contain from a trace to 30 percent organic matter.
The patient may be admitted to hospital in order that the medical team can observe the tightness of the cast and the pressure on the leg. The usual healing time for a mid-shaft Tibia and Fibula fracture treated with cast immobilisation is 12 to 16 weeks.
Symptoms of fibula stress fractures tend to include a gradual build up of pain on the outside of the lower leg which eases with rest and increases with activity. It may be tender over the point of the fracture and there may be aching or throbbing pain at night.ymptoms of fibula stress fractures tend to include a gradual build up of pain on the outside of the lower leg which eases with rest and increases with activity. It may be tender over the point of the fracture and there may be aching or throbbing pain at night.