Because the manure has nutrients that the animal eat and it puts it in the soil.
It is by respectively amending and covering soil that compost and mulch can prevent soil erosion. Compost puts fresh, nutrient-rich humus into the soil to improve aeration, drainage, fertility, moisture, structure, and texture while mulch holds soil in place, keeps moisture and temperature at proper levels, and puts nutrients back into the soil as it wears out after about 3+ years.
It does run out if nutrients are not re-supplied by returning organic matter back into the soil or adding chemical fertilizer.
Yes martian soil does have nutrients such as sodium.
A rose gets its nutrients from the soil. The rose draws the nutrients through the roots that are in the soil.
A decomposer
Because the manure has nutrients that the animal eat and it puts it in the soil.
The microbial degradation of plant residues give nutrients back into the soil
It is by respectively amending and covering soil that compost and mulch can prevent soil erosion. Compost puts fresh, nutrient-rich humus into the soil to improve aeration, drainage, fertility, moisture, structure, and texture while mulch holds soil in place, keeps moisture and temperature at proper levels, and puts nutrients back into the soil as it wears out after about 3+ years.
it puts nutrients back into the earth
It does run out if nutrients are not re-supplied by returning organic matter back into the soil or adding chemical fertilizer.
It is important in order for the ecosystem to produce more from the soil after the decomposers have gotten the nutrients back into the soil.
the nitrogen cycle
Yes it does burn down forests, but it puts in minerals and nutrients into the soil making it a great place for plants to grow.
Soil, to reproduce plants.
When they decompose, they release nutrients back into the soil.
co'z it is important in returning the nutrients back to the soil.