Chemical Composition of Taiwan Napier Grass at Different Growth Stages

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date 2018-10-17 14:05:17
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id 11858
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spelling 11858 https://intelek.unisza.edu.my/intelek/pages/view.php?ref=11858 https://intelek.unisza.edu.my/intelek/pages/search.php?search=!collection407072 Restricted Document Article Journal application/pdf 7 1.6 Adobe Acrobat Pro DC 20 Paper Capture Plug-in Word 2018-10-17 14:05:17 6158-01-FH02-FBIM-18-19085.pdf UniSZA Private Access Chemical Composition of Taiwan Napier Grass at Different Growth Stages Journal of Agrobiotechnology Napier grass (Pennisetum purpureum) has potential to be processed as a livestock fodder due to high growth rate and good nutritive value. The objective of this study is to determine and compare the chemical composition of Taiwan Napier grass at different growth stages. The different harvesting intervals of growth stages were 30 to 35 days and 40 to 45 days. The plant samples were collected at Agropolitan Farm Besut-Setiu, Terengganu and were analyzed using proximate analysis and dry ashing method. The chemical compositions were analyzed for ash, crude protein (CP), crude fiber (CF), ether extract (EE), Magnesium (Mg) and Potassium (K). The mineral compositions of Mg and K were measured using Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES). Results showed that the chemical compositions of Taiwan Napier grass at different growth stages had a significant effect on the percentage content of all components measured. The percentage of crude fiber increased as the age increased which is 28.88% and 30.04% in 30-35 days and 40-45 days, respectively. The percentage of chemical compositions of crude protein, ash, ether extract, Mg and K had decreased as the growth stage of Taiwan Napier grass increased. The percentage of crude protein, ash, ether extract, Mg and K were higher at 30-35 days, which are 14.42%, 10.57%, 3.00%, 0.064 ppm and 0.026 ppm, respectively. Therefore, it can be concluded that the growth stage at 30-35 days of Taiwan Napier grass is the best age for harvesting which is providing high nutritive value of the animal feed. 9 1S 166-172
spellingShingle Chemical Composition of Taiwan Napier Grass at Different Growth Stages
summary Napier grass (Pennisetum purpureum) has potential to be processed as a livestock fodder due to high growth rate and good nutritive value. The objective of this study is to determine and compare the chemical composition of Taiwan Napier grass at different growth stages. The different harvesting intervals of growth stages were 30 to 35 days and 40 to 45 days. The plant samples were collected at Agropolitan Farm Besut-Setiu, Terengganu and were analyzed using proximate analysis and dry ashing method. The chemical compositions were analyzed for ash, crude protein (CP), crude fiber (CF), ether extract (EE), Magnesium (Mg) and Potassium (K). The mineral compositions of Mg and K were measured using Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES). Results showed that the chemical compositions of Taiwan Napier grass at different growth stages had a significant effect on the percentage content of all components measured. The percentage of crude fiber increased as the age increased which is 28.88% and 30.04% in 30-35 days and 40-45 days, respectively. The percentage of chemical compositions of crude protein, ash, ether extract, Mg and K had decreased as the growth stage of Taiwan Napier grass increased. The percentage of crude protein, ash, ether extract, Mg and K were higher at 30-35 days, which are 14.42%, 10.57%, 3.00%, 0.064 ppm and 0.026 ppm, respectively. Therefore, it can be concluded that the growth stage at 30-35 days of Taiwan Napier grass is the best age for harvesting which is providing high nutritive value of the animal feed.
title Chemical Composition of Taiwan Napier Grass at Different Growth Stages
title_full Chemical Composition of Taiwan Napier Grass at Different Growth Stages
title_fullStr Chemical Composition of Taiwan Napier Grass at Different Growth Stages
title_full_unstemmed Chemical Composition of Taiwan Napier Grass at Different Growth Stages
title_short Chemical Composition of Taiwan Napier Grass at Different Growth Stages
title_sort chemical composition of taiwan napier grass at different growth stages