Effects of Nitrogen Fertilization on Phosphorus Uptake in Bermudagrass Forage Grown on High Soil-Test Phosphorus Sites

Common bermudagrass [Cynodon dactylon (L.) Pers.] was harvested from two producer sites (Latta and Stephens) with high soil-test P (286 and 153 ppm, respectively) to assess the effects of N fertilization on P uptake and potential removal in hay or silage. Ammonium nitrate was applied in split applic...

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Veröffentlicht in:Professional Animal Scientist 2004-04, Vol.20 (2), p.146-154
Hauptverfasser: Coblentz, W.K., Turner, J.E., Scarbrough, D.A., Humphry, J.B., Coffey, K.P., Daniels, M.B., Gunsaulis, J.L., Teague, K.A., Speight, J.D., Moore, P.A.
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Sprache:eng
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Zusammenfassung:Common bermudagrass [Cynodon dactylon (L.) Pers.] was harvested from two producer sites (Latta and Stephens) with high soil-test P (286 and 153 ppm, respectively) to assess the effects of N fertilization on P uptake and potential removal in hay or silage. Ammonium nitrate was applied in split applications each year at rates totaling 0, 56, 112, 168, 224, 280, or 336 kg/ha of actual N. At the Stephens site in Yr 1, cumulative DM yield increased linearly (P
ISSN:1080-7446
1525-318X
DOI:10.15232/S1080-7446(15)31289-4