On Tuesday, March 4, President Donald Trump levied a 25 percent tariff on all goods imported from Canada and Mexico, as well ...

Their findings show that increasing application of fertilizers such as nitrogen, potassium and phosphorus, can reduce flower numbers five-fold and half the number of pollinating insects in ...

Additionally and specifically, Canadian potash imports into the U.S. will be subject to a reduced import tariff of 10%.

This is often referred to as a balanced fertilizer. The percentages of these nutrients are stated on the package in a series of three numbers, correlating to the NPK in the formulation.