Sentences with phrase «organic nitrogen»

Our research focuses on understanding the chemistry of organic nitrogen compounds in the atmosphere.

But applying organic nitrogen improperly can give the weeds a chance to grow and compete with rice plants, he explained.

The researchers were mixing organic nitrogen - rich compounds with nickel atoms and water.

Lactic acid bacteria need organic nitrogen compounds for growth.

Scientists investigated the spatial (vertical) and temporal dynamics of nitrate, extractable organic nitrogen (EON), and total nitrogen in soil, and estimated the leaching - dominated N loss based on N balance in soil.

However, by year 3, the scientists» measurements indicated that the wetland had become a net source of dissolved organic nitrogen — the type that plants release — in water flowing into an adjacent estuary.

«This indicates that as atmospheric carbon dioxide concentrations rise and nitrate assimilation in plant tissues diminishes, crops will become depleted in organic nitrogen compounds, including protein, and food quality will suffer,» Bloom said.

Fungi were long known to take up amino acids (the building blocks of protein), but until the mid 1980s, their ability to utilize protein (a more complex form of organic nitrogen) was less clear.

In words of Isabel Reche, «saline wetlands are extremely productive ecosystems that act as natural filters by mineralizing organic matter and reducing the load of organic nitrogen they receive.

Plants take up inorganic nitrogen directly (e.g. ammonium or nitrate), but they lack the enzymes necessary to take up complex forms of organic nitrogen.

«Sediment cores in Arctic lakes show that there have been significant 20th - century declines in the nitrogen isotopic composition of organic nitrogen,» Steig said.