Lawn and Garden Ammonium Sulfate has an NPK of 21-0-0. The content of ammonium sulphate is 20.5-21% and contains a very small amount of free acid. Synthetic ammonium sulphate fertilizers are white crystals, such as those made from coking or other petrochemical production by-products, with cyan, brown or light yellow. 1. This special blend provides essential nitrogen and sulfur to improve foliage production, which will subsequently result in larger bulbs. Ammonium Sulfate is a chemical compound crystalline in nature used primarily to manufacture artificial alkaline soil fertilizers for agriculture. Ammonium sulphate (21-0-0-24S) is one of the oldest of N and S-containing fertilizers, and is still popular around the world. By this method both ammonium sulfate and ammonium phosphate have been applied on plots at the Arlington Turf Garden at the rate of 6V2 pounds per 1,000 The first method is to mix the fertilizer thoroughly with compost. Ammonium sulfate vs Urea. Ammonium sulfate is used in the spring as the main fertilizer before sowing or planting crops. I know it does not Volatilize like Urea and that it makes the soil more acidic. Topdress with Ihis mixture, brush the material well down into the turf, and then follow immediately with a thorough watering. Ammonium Sulfate is an inorganic water-soluble salt that contains: 21% Nitrogen 24% Sulfur Ammonium Sulfate's high nitrogen content is what makes it the perfect supplement for nitrogen deficient soils and lawns, alike. The most common application of ammonium sulfate is its use a soil fertilizer. An estimated 70% of global output originates from the production of caprolactam, an intermediate for the manufacture of synthetic fibers. Do not use this product unless it is diluted. Ammonium sulfate and food safety Unlike many fertilizers, which can be dangerous, ammonium sulfate is a food additive. Use for rapid growth and to increase plant greening. Consumption should be carefully controlled until The minimum amount of fertilizer - 25-30 g - for a square meter of planting. DIRECTIONS FOR USE: To be used as a feed supplement for cattle, sheep, or goats. The substance contains 24 percent sulfur while the nitrogen percentage is 21. Instructions for use. Fertilizing your lawn with ammonium sulfate provides a quick-release boost for grass. An economical source of quick greening nitrogen, with high sulfur. The U.S. Food and Drug Administration lists ammonium sulfate as “generally recognized as safe”. Ammonium sulfate chemical formula is (NH 4) 2 SO 4. Containing 21 percent nitrogen and 24 percent sulfur, and available as a granular and liquid feed, ammonium sulfate is a mineral fertilizer product suitable for cool-season and warm … The amount of ammonium sulphate as seed fertilizer must be small, generally 10 kg per mu, mixed with 5-10 times decomposed organic fertilizer or fertile soil, be careful not to contact with seeds. [I still wouldn't eat it out of the fertilizer bag!] We really only have 2 choices around here Ammonium sulfate or Urea I have always used urea but fertlizer guy is suggesting ammonium sulfate do to it is cheeper. Applying it just before the spring digging of the site allows you to evenly distribute the substance on the bed. Ammonium sulphate is mostly produced as a co-product of other industries. It is commonly added to flours and breads to regulate acidity. Use our Ammonium Sulfate fertilizer on your onions, garlic, elephant garlic, shallots and leeks to increase bulb size, flavor and maximize harvests. Equivalent protein from this source should not exceed two percent (2%) of the crude protein in the total daily ration. - posted in Soil and Amendments: What results are you guys getting with the different types of nitrogen fertilizer? 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