The concentration of SOM in soils generally ranges from 1% to 6% of the total topsoil mass for most upland soils. Soils whose upper horizons consist of less than 1% organic matter are mostly limited to desert areas, while the SOM content of soils in low-lying, wet areas can be as high as 90%.Soils containing 12-18% SOC are generally classified as organic soils.he concentration of SOM in soils generally ranges from 1% to 6% of the total topsoil mass for most upland soils. Soils whose upper horizons consist of less than 1% organic matter are mostly limited to desert areas, while the SOM content of soils in low-lying, wet areas can be as high as 90%.
Answers. Best Answer: The fibula is not a foot bone, it is a long bone of the lower leg. Stress fractures can take 4-6 weeks to heal completely, just as broken bones can.orry, something has gone wrong. Best Answer: The fibula is not a foot bone, it is a long bone of the lower leg. Stress fractures can take 4-6 weeks to heal completely, just as broken bones can.
Your skin may peel in the area as it heals. Additionally, it may take three to 20 days for a first-degree burn to heal properly. Healing time may depend on the area affected. Always consult your doctor if the burn shows signs of infection or becomes worse.Tell us what you think.dditionally, it may take three to 20 days for a first-degree burn to heal properly. Healing time may depend on the area affected. Always consult your doctor if the burn shows signs of infection or becomes worse. Tell us what you think.