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  2. Urea - Wikipedia

    en.wikipedia.org/wiki/Urea

    A plant in Bangladesh that produces urea fertilizer. More than 90% of world industrial production of urea is destined for use as a nitrogen-release fertilizer. [13] Urea has the highest nitrogen content of all solid nitrogenous fertilizers in common use. Therefore, it has a low transportation cost per unit of nitrogen nutrient.

  3. UAN - Wikipedia

    en.wikipedia.org/wiki/UAN

    The combination of urea and ammonium nitrate has an extremely low critical relative humidity (18% at 30 °C) and can therefore only be used in liquid fertilizers. The most commonly used grade of these fertilizer solutions is UAN 32.0.0 (32%N) known as UN32 or UN-32, which consists of 45% ammonium nitrate , 35% urea and only 20% water.

  4. Fertilizer - Wikipedia

    en.wikipedia.org/wiki/Fertilizer

    The use of phosphate fertilizers has also increased from 9 million tonnes per year in 1960 to 40 million tonnes per year in 2000. Agricultural use of inorganic fertilizers in 2021 was 195 million tonnes of nutrients, of which 56% was nitrogen. [ 20 ]

  5. Ocean fertilization - Wikipedia

    en.wikipedia.org/wiki/Ocean_fertilization

    Ocean fertilization. Ocean fertilization or ocean nourishment is a type of technology for carbon dioxide removal from the ocean based on the purposeful introduction of plant nutrients to the upper ocean to increase marine food production and to remove carbon dioxide from the atmosphere. [1] [2] Ocean nutrient fertilization, for example iron ...

  6. 2000s commodities boom - Wikipedia

    en.wikipedia.org/wiki/2000s_commodities_boom

    Urea. The 2000s commodities boom or the commodities super cycle [1] was the rise of many physical commodity prices (such as those of food, oil, metals, chemicals and fuels) during the early 21st century (2000–2014), [2] following the Great Commodities Depression of the 1980s and 1990s. The boom was largely due to the rising demand from ...

  7. Coated urea - Wikipedia

    en.wikipedia.org/wiki/Coated_urea

    Coated urea. Coated urea fertilizers are a group of controlled release fertilizers consisting of prills of urea coated in less-soluble chemicals such as sulfur, polymers, other products or a combination. These fertilizers mitigate some of the negative aspects of urea fertilization, such as fertilizer burn. The coatings release the urea either ...

  8. Controlled-release fertiliser - Wikipedia

    en.wikipedia.org/wiki/Controlled-release_fertiliser

    Controlled release fertilizers are traditional fertilizers encapsulated in a shell that degrades at a specified rate. Sulfur is a typical encapsulation material. Other coated products use thermoplastics (and sometimes ethylene-vinyl acetate and surfactants, etc.) to produce diffusion-controlled release of urea or other fertilizers. "Reactive ...

  9. Shahjalal Fertiliser Factory - Wikipedia

    en.wikipedia.org/wiki/Shahjalal_Fertiliser_Factory

    This demand is increasing day by day. To meet the growing demand of urea fertiliser, steps have been taken by the Govt. of Bangladesh (GOB) to set up a modern technology based, energy efficient and environment friendly granular urea fertiliser factory named Shahjalal Fertilizer Project (SFP) with an annual capacity of 580,800 MT at Fenchuganj.

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