Ferilizers and soil amendments that come from living organisms are known as
Inorganic
Organic
Synthetic
Granular
Any material that is added to the soil or plant to provide essential nutrients is known as
Slow Release
Soil Amendment
Fertilizer
pH
Which of the following is an example of a complete fertilizer?
12-15-10
25-0-0
0-20-10
0-0-30