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Web URL(s): | http://fshs.org/proceedings-o/1992-vol-105/224-226%20(SARTAIN).pdf Last checked: 06/09/2016 Requires: PDF Reader |
Publication Type:
| Proceedings |
Author(s): | Sartain, Jerry B. |
Author Affiliation: | Soil and Water Science Department, IFAS, University of Florida, Gainesville, FL |
Title: | Natural organic slow-release N sources for turfgrasses |
Meeting Info.: | Held: Tampa, November 3-5, 1992. |
Source: | Proceedings of the Florida State Horticultural Society. Vol. 105, 1992, p. 224-226. |
Publishing Information: | Tallahassee, FL: Florida State Horticulture Society |
# of Pages: | 3 |
Keywords: | TIC Keywords: Cynodon dactylon; Cynodon transvaalensis; Lolium perenne; Nitrogen uptake; Organic fertilizers; Synthetic organic fertilizers; Growth rate; Comparisons; Cool season turfgrasses; Warm season turfgrasses; Visual evaluation
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Abstract/Contents: | "New formulations of natural organic N products have become available that have not been evaluated under Florida conditions. Plots were established on 'Tifway' bermudagrass (Cynodon dactylon x Cynodon transvaalinsis BURTT DAVY) to evaluate comparatively the influence of selected natural and synthetic organic N sources on the growth rate, N uptake and visual quality of cool and warm-season turfgrasses. Plots were overseeded with 'Pennant' ryegrass (Lolium perenne L.) during the cool-season. Ringer formulated natural organic products (Restore) were compared to commercially used natural and synthetic organic products. Application of 5 g N m-2 every 90 d on ryegrass was sufficient to maintain good visual quality but 5 g N m-2 every 45 d failed to maintain bermudagrass quality throughout the entire rating period. Turf Restore produced superior growth rate and visual quality responses on ryegrass compared to the other N sources. Milorganite induced an intermediate response in growth and visual quality of both turfgrasses relative to the Restore products and ureaform. Thatch accumulation, soil moisture and soil bulk density were not influenced by the application of the natural organic N sources. Mehlich-I extractable levels of Cu, Fe, and Zn were increased by the application of Milorganite and Turf Restore. Restore products will induce good growth and acceptable quality bermudagrass and ryegrass when applied at 5 g N m-2 every 45 and 90 d, respectively. The observed response of warm and cool-season turfgrasses to application of Restore products was superior to other natural and synthetic organic products." |
Language: | English |
References: | 4 |
Note: | Tables |
| ASA/CSSA/SSSA Citation (Crop Science-Like - may be incomplete): Sartain, J. B. 1992. Natural organic slow-release N sources for turfgrasses. p. 224-226. In Proceedings of the Florida State Horticultural Society. Held: Tampa, November 3-5, 1992. Tallahassee, FL: Florida State Horticulture Society. |
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| Web URL(s): http://fshs.org/proceedings-o/1992-vol-105/224-226%20(SARTAIN).pdf Last checked: 06/09/2016 Requires: PDF Reader |
| MSU catalog number: SB 1 .F55 |
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