Nitrogen Applications For High Yield Soybeans

Results from a two-year (mid 1990’s) Kansas State University study at four irrigated sites in Kansas show that late-season application of N to soybeans at the R3 growth stage will increase soybean yields. These results, coupled with similar results in other  states, suggested that retail input suppliers, public and private labs and consultants who make …

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Ammonium Sulfate and UAN Solution Blends

Depending on the supply of ammonium thiosulfate (ATS, 12-0-0-26S) at times and the purchase price differential between ammonium sulfate and ATS, there are sometimes inquiries made about substituting ammonium sulfate for ATS in blending with UAN solution. Ammonium thiosulfate is a preferred source of sulfur in clear solution fertilizers because it allows for much higher …

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Density of Fluid Fertilizers

Knowing the specific gravity ( density) of fluid fertilizers is very important for accurately applying the correct rate of fluid crop nutrients. So where can we find a table or chart that presents the densities of various fluid fertilizers and blends? While there is information detailing the characteristics of common fluid fertilizers, we need to …

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Why UAN Solution?

The popularity of urea-ammonium nitrate solution (UAN) in the U.S. has increased steadily and substantially over the past 50 years. While direct applied anhydrous ammonia dominated the overall U.S. nitrogen (N) marketplace through the 1980s, UAN and anhydrous ammonia have each had about the same market share (nutrient basis) in the U.S. over the past …

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Why Fluids?

Top 10 lists are ever popular in our culture today – so what are the top 10 advantages of fluid fertilizers? Ask a handful of farmers and dealers and you likely will come up with a handful of different answers. There are so many, and the advantages so varied, that it is not possible to …

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