Manures and other organic residuals (e.g., biosolids, food processing wastes) and many commercial fertilizers available to producers contain nitrogen (N). Nitrogen is an important plant nutrient that ...

There’s a lot of “noise” on food and beverage packaging ... The USDA organic label is supported by strict government ...

Ammonia in water, known as aqua ammonia, is free to escape into the air and, therefore, when used as a nitrogen fertilizer, must be injected under the soil surface. Although water-soluble, ammonium ...

Nitrogen-containing compounds significantly influence the light absorption of atmospheric organic aerosols, accounting for about 70% of their global light-absorbing effects.