phosphate, pile of phosphorous powder, used as a fertilizer or compost, for soil correction, or phosphating. background

acid agriculture ammonia calcium campaign chemical closeup cultivated detail dry feeding fertile fertilizer foods garden gardening grains granules industrial inorganic macro magnesium mash material mineral natural nitrate nitrogen nutrients organic phosphate phosphating phosphoric phosphorus pile plant potassium powder raw rock salt seeding sodium sulfur superphosphate texture white