Kaiser, who mostly studies manure as fertilizer, said organic chemicals found in urine, such as nitrogen, can be good fertilizers. “A lot of the nitrogen in manure is coming from uric acid,” he said. ...

Rates for nitrogen fertilizers fall-applied ahead of corn need to be 3 to 10 percent higher than ... In the first place, it's difficult to get a good "seal" behind the application knives, thus ...

A growing problem Fertilizers supply three principal nutrients to plants: nitrogen, phosphorus and potassium. The nitrogen in most commercial fertilizers comes from ammonia, which is manufactured ...

"Nitrogen fertilizer is arguably the most significant invention of the past century and will ... by Fortune on its Impact 20 ...

"In fact, those with lighter soils might hand-apply nitrogen fertilizer to a small plot and watch to see if the crop grows ...

Nitrogen-based fertilizers provide much-needed crop nutrients ... Izawa and his team managed to create rice plants with good branch development even in low-nitrogen conditions.

Would adding nitrogen fertilizer fix this problem and result ... often contain more nitrogen than we realize, especially under good mineralization conditions, which are also good growing conditions.

At first glance, dog poop may seem like a good fertilizer. After all ... Some plants are naturally nitrogen-fixing. In a garden, you can plant cover crops like legumes and buckwheat.

Let me begin this column by saying that if you are applying fertilizer for money you need to have a fertilizer applicator’s ...