• person or thing which fertilizes; organic or chemical substance added to soil to enrich it (i.e. manure), fertiliser
• fertilizer is a substance that you spread on the ground to make plants grow more successfully.
fertilizer for agriculture
• substance which is added to soil to increase its productivity
• chemical substance used for aiding and accelerating plant growth
• organic manure, fertilizing materials for the improvement of the soil, natural dung from plants and wild-life