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  2. Calcium cyanamide - Wikipedia

    en.wikipedia.org/wiki/Calcium_cyanamide

    The main use of calcium cyanamide is in agriculture as a fertilizer. [3] In contact with water, it hydrolyses into hydrogen cyanamide which decomposes and liberates ammonia: [5] CaCN 2 + 3 H 2 O → 2 NH 3 + CaCO 3. It was used to produce sodium cyanide by fusing with sodium carbonate: CaCN 2 + Na 2 CO 3 + 2 C → 2 NaCN + CaO + 2 CO

  3. Agrominerals - Wikipedia

    en.wikipedia.org/wiki/Agrominerals

    Agrominerals (also known as stone bread or petrol fertilizer) are minerals of importance to agriculture and horticulture industries for they can provide essential plant nutrients. [1] Some agrominerals occur naturally or can be processed to be used as alternative fertilizers or soil amendments . [ 1 ]

  4. Agriculture in Lebanon - Wikipedia

    en.wikipedia.org/wiki/Agriculture_in_Lebanon

    The ongoing economic crisis in Lebanon and devaluation of the Lebanese pound have had adverse effects on the agricultural sector, leading to increased costs for vital imports like seeds and fertilizers. The economic strain intensifies pre-existing difficulties for farmers, encompassing escalating debts and inefficient agricultural practices.

  5. 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.

  6. Labeling of fertilizer - Wikipedia

    en.wikipedia.org/wiki/Labeling_of_fertilizer

    Fertilizers are usually labeled with three numbers, as in 18-20-10, indicating the relative content of the primary macronutrients nitrogen (N), phosphorus (P), and potassium (K), respectively. More precisely, the first number ("N value") is the percentage of elemental nitrogen by weight in the fertilizer; that is, the mass fraction of nitrogen ...

  7. Calcium ammonium nitrate - Wikipedia

    en.wikipedia.org/wiki/Calcium_ammonium_nitrate

    The term "calcium ammonium nitrate" is applied to multiple different, but closely related formulations. One variety of calcium ammonium nitrate is made by adding powdered limestone to ammonium nitrate; [1] [2] another, fully water-soluble version, is a mixture of calcium nitrate and ammonium nitrate, which crystallizes as a hydrated double salt: [3] 5Ca(NO 3) 2 •NH 4 NO 3 •10H 2 O.

  8. Phosphogypsum - Wikipedia

    en.wikipedia.org/wiki/Phosphogypsum

    The construction industry is the number one user of phosphogypsum in 2020, with 10.5 Mt used as concrete set retarder and 3.5 Mt used in drywall. [13] It is also used as a chemical feedstock for producing sulfates , and as a soil conditioner similar to regular gypsum. [ 14 ]

  9. Mustard cake - Wikipedia

    en.wikipedia.org/wiki/Mustard_cake

    Mustard cake powder is a universal and harmless fertilizer as it contains no other ingredients except mustard. It can be used both by mixing it with the soil and as a liquid organic fertilizer. [5] Meets the needs of nitrogen, potassium and various macro and micro elements required by plants. It makes flowers, fruits and plants grow to the ...

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