Effect of Thyroxine on Development, Growth and Survival of Giant Gouramy (Osphronemus gouramy) Larvae
<p class="MsoBodyText2" style="text-indent: 0cm;"><span style="font-size: 10pt;" lang="in" xml:lang="in">ABSTRACT<br /></span></p><p class="MsoBodyText2" style="text-indent: 0cm;"><span style="font-size: 10pt;" lang="in" xml:lang="in">This experiment was carried out in order to study the effect of thyroxine hormone addition at different stages of giant gouramy larvae on their development, growth, and survival rate.<span> </span>Treatments were conducted by dipping giant gouramy larvae at different stages (1, 5, and 1 0 days after hatching) in 0. 1 ppm thyroxine hormone solution for 24 hours.<span> </span>The result of this experiment showed that dipping of giant gouramy larvae at different stages in thyroxine hormone solution did not affect their development, growth, and survival rate.</span></p><p class="MsoNormal" style="text-align: justify;"><span lang="in" xml:lang="in">Key words :<span> </span>Giant gouramy larvae, thyroxine, development, growth, survival rate</span></p><p class="MsoNormal"><span lang="in" xml:lang="in"> </span></p><p class="MsoNormal" style="text-align: center;" align="center"><span lang="in" xml:lang="in">ABSTRAK</span></p><p class="MsoBodyText2" style="text-indent: 0cm;"><span style="font-size: 10pt;" lang="in" xml:lang="in">Percobaan ini dilakukan untuk mengetahui pengaruh perbedaan umur larva ikan gurami yang direndam dalam hormon tiroksin terhadap perkembangan, pertumbuhan, dan kelangsungan hidup.<span> </span>Larva ikan gurami yang digunakan diperoleh dari hasil penetasan dan kemudian dipelihara sebagai stok.<span> </span>Periakuan dilakukan melalui perendaman larva ikan gurami pada umur yang berbeda (1, 5, dan 10 hari setelah menetas) dalam larutan tiroksin 0,1 ppm selama 24 jam.<span> </span>Hasil percobaan menujukkan bahwa setelah 56 hari pemeliharaan, pemberian tiroksin yang dilakukan tidak berpengaruh nyata terhadap perkembangan, pertumbuhan, dan kelangsungan hidup ikan gurami.</span></p><p class="MsoNormal" style="text-align: justify;"><span lang="in" xml:lang="in">Kata kunci :<span> </span>Larva ikan gurami, tiroksin, perkembangan, pertumbuhan, kelangsungan hidup</span></p>