Slow-release fertilizers are often more concentrated. They come in a solid pellet form that starts to break down when you wet ...

Because of the tight supplies and soaring costs of nitrogen materials ... ammonium nitrate or cal-nitro is preferred, because half the fertilizer N is in the slower-release ammonium form. If, on the ...

Most CFs have low nutrient use efficiency, so significant amounts of nitrogen (N), phosphorus (P), and potassium (K) are lost to the environment, contributing to imbalanced soils and water pollution.

But we can't afford the current environmental and health costs of using large amounts of synthetic (nitrogen-based ... (or bioplastics) to slow the release of fertilizer while minimizing the ...