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Slow- or controlled-release fertilizer: A fertilizer containing a plant nutrient in a form which delays its availability for plant uptake and use after application, or which extends its availability to the plant significantly longer than a reference ‘rapidly available nutrient fertilizer’ such as ammonium nitrate or urea, ammonium phosphate ...
Nitrogen fertilizers are made from ammonia (NH 3) produced by the Haber–Bosch process. [28] In this energy-intensive process, natural gas (CH 4) usually supplies the hydrogen, and the nitrogen (N 2) is derived from the air. This ammonia is used as a feedstock for all other nitrogen fertilizers, such as anhydrous ammonium nitrate (NH 4 NO 3 ...
Urea is widely used as a nitrogen fertilizer. Its high solubility in water makes it useful for liquid application, and it has a much lower risk of causing fertilizer burn than other chemicals such as calcium cyanide or ammonium nitrate. However, the risk of fertilizer burn with urea can be unacceptably high in some situations, such as higher ...
Fertilizers such as potash, nitrogen and phosphates are vital agricultural products that nourish soil and crops to maximize crop yields. ... With a low 6.03 P/E ratio and 2.30% dividend yield ...
Haifa also manufactures Controlled Release Fertilizers (CRF) for agriculture, horticulture, ornamentals, and turf. Many of Haifa's fertilizers can be used as a fertilizer solution that is applied through drip irrigation. This latter application is the principal driver of demand today, now that more countries are turning to controlled irrigation ...
Throughout the 1990s, the company continued to grow, serving markets worldwide. Its activities became increasingly complex and extensive. In 1998, the company's $2.8 billion asset base included nitrogen complexes in the U.S. and abroad; the second-largest petroleum refinery in the Midwest; phosphate mining operations; grain storage capacity of 145 million bushels; diverse feed manufacturing ...