Phosphorus-based fertilizers:
Superphosphate: Made from phosphate rock treated with sulfuric acid, it supplies phosphorus to stimulate root growth and flower/fruit development.
Triple Superphosphate: A more concentrated version of superphosphate with a higher phosphorus content (around 45%).
Diammonium Phosphate (DAP): A high phosphorus (46%) and nitrogen (18%) fertilizer that is commonly used for early crop growth.
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