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Determination of puberty based on morphometric measurements and the gonadosomatic index of lovebird (Agapornis fischeri) testes Chusnannada, Nabila; Yeni Dhamayanti; Boedi Setiawan; Sunaryo Hadi Warsito; Tri Wahyu Suprayogi; Kuncoro Puguh Santoso
Ovozoa: Journal of Animal Reproduction Vol. 15 No. 1 (2026): Ovozoa: Journal of Animal Reproduction
Publisher : Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/ovz.v15i1.2026.34-43

Abstract

This study aimed to determine the relationship between age and testicular morphometrics in lovebird (Agapornis fischeri), as well as the relationship between age and the gonadosomatic index (GSI) of the testes, and to evaluate the effect of body weight on testicular weight in determining the onset of puberty. This study used 30 lovebirds divided into three age groups: 4, 5, and 6 months, with ten birds in each group. The variables measured were testicular length, width, volume, weight and body weight. Data were analyzed using correlation analysis, simple linier regression, and paired sample t-test. The results showed a positive relationship between age and testicular length, width and volume. The GSI values of lovebirds aged 4, 5 and 6 months were 0.015 ± 0.002, 0.058 ± 0.011, and 0.400 ± 0.067, respectively, indicating an increase with age. The significance coefficient at 4 months of age was 0.000 (p <0.05), indicating that body weight had a significant influence on testicular weight at this age. In contrast, lovebirds aged 5 and 6 months had significance coefficients of 0.079 and 0.089 (p >0.05), indicating that testicular weight was not significantly influenced by body weight at these ages. It can be concluded that lovebirds at 6 months of age are likely to have reached puberty.
Co-Authors Abdullah Hasib Adiana Mutamsari Witaningrum Adikara, Tatang Santanu Afiyah Rahmadani Agung Prasetyo Agustono, Bodhi Aida Zharah Al arif, Mohammad Anam Al-Arif , M. Anam Alfanindya, Evita Aisyah Amung Logam Saputro Anam Al Arif, Mohammad Andriani, Asafarid Annisa Nur Aulia Purwantoro Arimbi Arimbi Arimbi Arini, Mirza Asafaizh Aryaloka, Suhita Ayuti, Siti Rani Bangun Nur Wijaya Bayu Dwi Saputra Boedi Setiawan Budiarto Budiarto Burhanudin Caska - Chusnannada, Nabila Chusniati, Sri Dadik Rahardjo Dadik Rahardjo, Dadik Dadik Raharjo Dian Ayu Permatasari Dimas Kunto Satrio Djoko Legowo Eka Pramyrtha Hestianah, Eka Pramyrtha Emy Koestanti Sabdoningrum Endang Suprihati Eriza Rosalina Rochmah Erma Safitri Faiqoh, Berliana Elok Faisal Fikri Faizah, Ayu Nur Fauzia, Kartika Afrida Fauziah, Ima Firdaus , Muhammad Aviv Gandul Atik Yuliani Hadiah Fitriyah Hana Eliyani Hapsari, Tiara Harijani, Nenny Hasib, Abdullah Hasibuan, Sandi Aziz Hendarti, Gracia Angelina Hermin Ratnani Hernanda, Ary Setya Herry Agoes Hermadi Heru Pramono Hidanah , Sri Hidanah, Sri Hidayatik, Nanik Hussain, Muhammad Asif Indah Norma Triana, Indah Norma Ira Sari Yudaniayanti Irham Zaki Iwan Sahrial Hamid Khafsah, Khafsah Khairullah, Aswin Rafif Kirana, Amelia Lintang Putri Kuncoro Puguh Santoso Kurniasih, Dea Anita Ariani Kusala, Muhammad Khaliim Jati Kusnoto Kusnoto, Kusnoto Lisnanti, Ertika Fitri Lovela, Aprinda Ratna Lucia Tri Suwanti, Lucia Tri Mafruchati, Maslichah Magdalena Eki Pertiwi Marchelia Arifiandani Maudika Pamela Fiorenza Mayola, Dilla Aranda Miarsono, Sigit Mirni Lamid Mirni Lamid Moch. Rizky Darmawan Mochamad Lazuardi Mohammad Sukmanadi Moses, Ikechukwu Benjamin Mufasirin Muhammad Agil Gumilang Muhammad Ahdi Kurniawan Muhammad Ilyas Wahyudi Mustofa Helmi Effendi M’ Izi Kumala Lazuardi Sultoni Nadilla Chrisantya Yusuf Putri Nove Hidajati Novianti, Arindita Niatazya Nunuk Dyah Retno Lastuti Nunuk Dyah Retno Lastuti Nusdianto Triakoso Poedji Hastutiek Praja, Ratih Novita Prakoso, Febriyono Anggela Prasinta, Redilla Prastiya, Ragil Angga Pratomo, Andrika Indra Pudji Srianto Raharjo, Dadik Raharjo, Hartanto Mulyo Rahmania Zain Rahmi, Chintyadhevi Aulia Ratna Damayanti Ratna Damayanti Ratna Damayanti Rehman, Saifur Retno Lastuti, Nunuk Dyah Rimayanti Rimayanti Ririn Ririn Riza Zainuddin Ahmad Rochmah Kurnijasanti Rosyada, Zulfi Nur Amrina Sabdoningrum, Emy Koestanti Saputro, Amung Logam Sayi Datur Rohmah Setiawan Koesdarto Sheila Marty Yanestria Silfia, Himatul Ilma Sisda Indah Millenia Kartika Siti Eliana Soeharsono Soeharsono Soeharsono Soeharsono Soeharsono Soeharsono Sri Hidanah Sri Hidanah Sri Mulyati Sri Pantja Madyawati Sri Pantja Madyawati, Sri Pantja Suherni Susilowati Suwarno Suwarno Suzanita Utama Tasya Apritalia Putri Tatik Hernawati Tita Damayanti Lestari Tjuk Imam Restiadi Tri Suwanti, Lucia Tri Wahyu Suprayogi Trilas Sardjito Virgy Dzakina Fahrezy Vladika, Maulinda Agchirilia Wahidan Qodiip Maulana Wardhana, Dhandy Koesoemo Wardhani, Bantari Wisynu Kusuma Wibowo, Syahputra Widiantoro, Krisna Widodo, Oky Setyo Widya Paramita Lokapirnasari Widya Paramita Lokapirnasari Wiwik Misaco Yuniarti Wiwik Misaco Yuniarti Wulandari, Shelly Wurlina, W Yeni Dhamayanti Yeni Dhamayanti Yudaniayanti , Irasari Yulianti Mauludy Utami Yunita, Maya Nurwartanti Yunus, Muchammad Zahrorona, Amira Halimah