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Publication Type:
| Trade |
Author(s): | Sartain, J. B. |
Author Affiliation: | Professor of Turfgrass Science at the University of Florida |
Title: | The fate of applied turfgrass nutrients |
Section: | Features Other records with the "Features" Section
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Source: | Grounds Maintenance. Vol. 31, No. 3, March 1996, p. 26, 28, 30. |
Publishing Information: | Overland Park, KS: INTERTEC Publishing Corporation |
# of Pages: | 3 |
Keywords: | TIC Keywords: Fertilizers; Fate; Nitrogen; Leaching; Formulations; Application rates; Application frequency; Water soluble fertilizers; Controlled-release nitrogen; Phosphorus; Potassium
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Abstract/Contents: | Discusses the results of a study to determine how fertilizer leaches and what can be done to decrease the amount of leaching. Testing was conducted on Tifway bermudagrass. Results from testing soluble nitrogen sources showed that potassium nitrate leached more N than calcium nitrate and urea leached the largest amount of N. Comparisons of several controlled-release N sources showed that soluble ammonium sulfate leached 80% of its N while controlled-release sources leached much less in lysimeters filled with sand without turfgrass. In lysimeters with turfgrass, less ammonia was present, leading to the conclusion that turfgrass creates a more favorable environment for microbial populations. Also suggests using iron coated sand versus white sand to decrease phosphorous leaching. Regarding potassium leaching, research showed that coating the K source with sulfur or polymers reduce K leaching losses by as much as 58%. Mentions that a new commercial product, monopotassium phosphate (MKP) 0-34-52, leached only 11% of its K. |
Language: | English |
References: | 0 |
Note: | Pictures, color Graphs |
| ASA/CSSA/SSSA Citation (Crop Science-Like - may be incomplete): Sartain, J. B. 1996. The fate of applied turfgrass nutrients. Grounds Maint. 31(3):p. 26, 28, 30. |
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| MSU catalog number: SB 469 .G7 |
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