The accumulated deposit and fallen off of the leaf. Twigs and plant scrap animal carcasses at a salaiklai sub-อินทรีย the object without interfering with surface soil.
The fall deposition and accumulation of debris, leaves, branches and debris fossil decomposed into organic matter. Without disturbing the soil surface.
Falling accumulation and accumulation of foliage, twigs, and scrap the fossil fuels that decompose become organic. Without disturbing the soil surface.