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IPFS News Link • Agriculture

Finding the fertilizer "sweet spot"

08-23-2021 • arclein

SASKATOON ?" Farmers walk a fine line when it comes to adding phosphorus fertilizer to their fields. If they don't use enough, they risk lower yields. If they add too much, the excess can be lost to runoff and lead to potentially toxic algae blooms in nearby ponds and lakes. On top of that, the phosphate rock mined to make most phosphorus fertilizers is a limited resource. In addition, fertilizing for other elements, such as nitrogen, can change soil chemistry, which in turn changes the way that phosphorus fertilizers work in soils.

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Reported By robert klein

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