Effects of different nitrogen doses and cultivars on fermentation quality and nutritive value of Italian ryegrass ( Lam.) silages

Objective The fermentation profile and silage quality of 3 Italian ryegrass (Lolium multiflorum Lam.) cultivars (cvs. Devis, Hellen, and Trinova) treated with 5 nitrogen doses (0, 50, 100, 150, and 200 kg/ha) were evaluated. Methods The experiment was laid out in split plot in randomized complete bl...

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Main Authors: Ibrahim Ertekin, Ibrahim Atis, Yusuf Ziya Aygun, Saban Yilmaz, Mustafa Kizilsimsek
Format: Article
Language:English
Published: Asian-Australasian Association of Animal Production Societies 2022-01-01
Series:Animal Bioscience
Subjects:
Online Access:http://www.animbiosci.org/upload/pdf/ab-21-0113.pdf
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author Ibrahim Ertekin
Ibrahim Atis
Yusuf Ziya Aygun
Saban Yilmaz
Mustafa Kizilsimsek
author_facet Ibrahim Ertekin
Ibrahim Atis
Yusuf Ziya Aygun
Saban Yilmaz
Mustafa Kizilsimsek
author_sort Ibrahim Ertekin
collection DOAJ
description Objective The fermentation profile and silage quality of 3 Italian ryegrass (Lolium multiflorum Lam.) cultivars (cvs. Devis, Hellen, and Trinova) treated with 5 nitrogen doses (0, 50, 100, 150, and 200 kg/ha) were evaluated. Methods The experiment was laid out in split plot in randomized complete block design with three replications. Annual ryegrass cultivars used in this study have been commonly grown in Turkey. Nitrogen doses were set in main plot and cultivars in split plot in the field. Plants were harvested at full-flowering stage with dry matter content about 220 g/kg for first cutting and 260 g/kg for second cutting. Harvested plants were chopped theoretically into 2 to 3 cm lengths for ensiling. Chopped fresh materials were ensilaged by compressing in 2 L plastic jars about 3±0.1 kg. Results Effects of N doses on dry matter, neutral detergent fiber, acid detergent fiber, dry matter digestibility, relative feed value, crude protein, pH, ammonia nitrogen, lactic acid, acetic acid, and lactic acid/acetic acid were statistically significant while water soluble carbohydrate, ash and organic matter were not statistically different. Ammonia nitrogen, crude protein, ash, organic matter, lactic acid, and lactic acid/acetic acid were affected by cultivars, but the other parameters were not. Increasing nitrogen applications positively affected the chemical composition of annual ryegrass silage. The significant increase in protein content was remarkable, however, silage fermentation properties were adversely affected by the increasing nitrogen dose. Conclusion It can be recommended 150 kg/ha nitrogen dose for annual ryegrass harvested at full blooming stage. Even though the silage fermentation properties of the used cultivars were similar, cv. Devis gave better results than the others in terms of silage pH and relative feed value.
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spelling doaj.art-d1d44cf6f82f4e36afcd607aaef502d02022-12-22T04:16:39ZengAsian-Australasian Association of Animal Production SocietiesAnimal Bioscience2765-01892765-02352022-01-01351394610.5713/ab.21.011324722Effects of different nitrogen doses and cultivars on fermentation quality and nutritive value of Italian ryegrass ( Lam.) silagesIbrahim Ertekin0Ibrahim Atis1Yusuf Ziya Aygun2Saban Yilmaz3Mustafa Kizilsimsek4 Department of Field Crops, Faculty of Agriculture, Hatay Mustafa Kemal University, Hatay 31060, Turkey Department of Field Crops, Faculty of Agriculture, Hatay Mustafa Kemal University, Hatay 31060, Turkey Department of Field Crops, Faculty of Agriculture, Hatay Mustafa Kemal University, Hatay 31060, Turkey Department of Field Crops, Faculty of Agriculture, Hatay Mustafa Kemal University, Hatay 31060, Turkey Deparment of Field Crops, Faculty of Agriculture, Kahramanmaras Sutcu Imam University, Kahramanmaraş 46040, TurkeyObjective The fermentation profile and silage quality of 3 Italian ryegrass (Lolium multiflorum Lam.) cultivars (cvs. Devis, Hellen, and Trinova) treated with 5 nitrogen doses (0, 50, 100, 150, and 200 kg/ha) were evaluated. Methods The experiment was laid out in split plot in randomized complete block design with three replications. Annual ryegrass cultivars used in this study have been commonly grown in Turkey. Nitrogen doses were set in main plot and cultivars in split plot in the field. Plants were harvested at full-flowering stage with dry matter content about 220 g/kg for first cutting and 260 g/kg for second cutting. Harvested plants were chopped theoretically into 2 to 3 cm lengths for ensiling. Chopped fresh materials were ensilaged by compressing in 2 L plastic jars about 3±0.1 kg. Results Effects of N doses on dry matter, neutral detergent fiber, acid detergent fiber, dry matter digestibility, relative feed value, crude protein, pH, ammonia nitrogen, lactic acid, acetic acid, and lactic acid/acetic acid were statistically significant while water soluble carbohydrate, ash and organic matter were not statistically different. Ammonia nitrogen, crude protein, ash, organic matter, lactic acid, and lactic acid/acetic acid were affected by cultivars, but the other parameters were not. Increasing nitrogen applications positively affected the chemical composition of annual ryegrass silage. The significant increase in protein content was remarkable, however, silage fermentation properties were adversely affected by the increasing nitrogen dose. Conclusion It can be recommended 150 kg/ha nitrogen dose for annual ryegrass harvested at full blooming stage. Even though the silage fermentation properties of the used cultivars were similar, cv. Devis gave better results than the others in terms of silage pH and relative feed value.http://www.animbiosci.org/upload/pdf/ab-21-0113.pdfannual ryegrassfermentation qualitynitrogen fertilizernutritive valuesilage
spellingShingle Ibrahim Ertekin
Ibrahim Atis
Yusuf Ziya Aygun
Saban Yilmaz
Mustafa Kizilsimsek
Effects of different nitrogen doses and cultivars on fermentation quality and nutritive value of Italian ryegrass ( Lam.) silages
Animal Bioscience
annual ryegrass
fermentation quality
nitrogen fertilizer
nutritive value
silage
title Effects of different nitrogen doses and cultivars on fermentation quality and nutritive value of Italian ryegrass ( Lam.) silages
title_full Effects of different nitrogen doses and cultivars on fermentation quality and nutritive value of Italian ryegrass ( Lam.) silages
title_fullStr Effects of different nitrogen doses and cultivars on fermentation quality and nutritive value of Italian ryegrass ( Lam.) silages
title_full_unstemmed Effects of different nitrogen doses and cultivars on fermentation quality and nutritive value of Italian ryegrass ( Lam.) silages
title_short Effects of different nitrogen doses and cultivars on fermentation quality and nutritive value of Italian ryegrass ( Lam.) silages
title_sort effects of different nitrogen doses and cultivars on fermentation quality and nutritive value of italian ryegrass lam silages
topic annual ryegrass
fermentation quality
nitrogen fertilizer
nutritive value
silage
url http://www.animbiosci.org/upload/pdf/ab-21-0113.pdf
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