Kebutuhan Vitamin C dalam Pakan dan Pengaruhnya terhadap Peningkatan Vitalitas dan Pertumbuhan Benih Ikan Semah  (Tor douronensis) selama Domestikasi 
	Hendry Yanto 
	
			
		Abstrak 
		
		Tujuan penelitian ini adalah menetapkan kadar vitamin C dalam pakan untuk meningkatkan vitalitas, pengambilan pakan, dan laju pertumbuhan benih ikan semah ketika domestikasi. Ada 8 jenis pakan yang mengandung protein dan energi yang relatif sama, tetapi berbeda kandungan vitamin C yang bersumber dari L-Ascorbyl-2-Phospahte Magnesium (APM) sebagai perlakuannya, dan setiap perlakuan memiliki 3 ulangan. Pakan tersebut diberikan pada benih ikan semah hasil tangkapan nelayan di perairan umum Kabupaten Sekadau yang berbobot rata-rata 1,03±0,13 g selama 60 hari pemeliharaan. Hasil percobaan menunjukkan bahwa pemberian vitamin C berpengaruh nyata (P<0,05) terhadap kandungan vitamin C di hati, kandungan protein dan lemak tubuh, retensi protein dan lemak tubuh, laju pertumbuhan harian, jumlah konsumsi pakan, laju konsumsi pakan harian, efisiensi pemberian pakan, dan commulative mortality index (CMI) ikan semah. Kadar vitamin C 100 mg kg-1 pakan adalah yang terbaik untuk meningkatkan laju pertumbuhan ikan semah. Ikan semah memerlukan vitamin C 200 mg kg-1 pakan untuk menghasilkan vitalitas yang tinggi selama domestikasinya.
 
	
			
		Kata Kunci 
		
		Tor douronensis; Vitamin C; Domestikasi
		
		 
	
				
			
	
	
							
		
		DOI: 
https://doi.org/10.24198/jaki.v1i2.29160 																				
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Fakultas Ilmu Perikanan dan Ilmu Kelautan Universitas Padjadjaran
Jl. Raya Bandung-Sumedang KM. 21 Jatinangor