CEO @Antller Inc., Research Professor @Department of Animal Science and Technology, Konkuk University
120 Neungdong-ro, Gwangjin-gu, Seoul 05029. Republic of Korea
Email: ruminoreticulum@gmail.com ORCID: https://orcid.org/0000-0002-4643-0191
- Chief Executive Officer @Antller Inc. 2020 - present
- Research Professor @Konkuk University. 2020 - present
- Postdoctoral Research Fellow @Konkuk University. 2017 - 2019
- Ph.D., Animal Science Mar 2014 – Feb 2017
- M.Sc., Animal Science Sep 2011 – Feb 2014
- B.Sc., Animal Science Mar 2006 – Aug 2011
- Choi Y., S. Kim, S. Lee, and Y. Na. 2022. Effects of starch sugar by-product on rumen in vitro digestibility, in situ disappearance rate, and milking productivity of the lactating dairy cow. PeerJ.
- Choi Y., S. Lee, and Y. Na. 2020. Determination of in situ degradation parameters and feeding level of pineapple (Ananas comosus L.) cannery by-product to Hanwoo steers. Animal Bioscience.
- Choi Y., S. Lee, and Y. Na. 2020. Effects of a pineapple (Ananas comosus L.) cannery by-product on growth performance and carcass characteristics in the finishing stage of Hanwoo steer. Animal Bioscience.
- Na, Y., D. H. Li, Y. Choi, K. H. Kim, and S. R. Lee. 2018. Effects of feeding level on nutrient digestibility and enteric methane production in growing goats (Capra hircus hircus) and Sika deer (Cervus nippon hortulorum). Asian-Australasian Journal of Animal Sciences 31(8): 1238-43.
- Na, Y., S. Hwang, Y. Choi, G. Park, and S. R. Lee. 2018. Nutrient Digestibility and Greenhouse Gas Emission in Castrated Goats (Capra Hircus) Fed Various Roughage Sources. Journal of The Korean Society of Grassland and Forage Science 38(1): 39-43.
- Na, Y., D. H. Li, and S. R. Lee. 2017. Effects of dietary forage-to-concentrate ratio on nutrient digestibility and enteric methane production in growing goats (Capra hircus hircus) and Sika deer (Cervus nippon hortulorum). Asian-Australasian Journal of Animal Sciences 30(7): 967–72.
- Na, Y., J. S. Rim, J. Y. Bang, and S. R. Lee. 2016. Evaluation of the Milk Productivity and Nutrient Balance of Forage Sources for Organic Dairy Farms in Korea. Journal of The Korean Society of Grassland and Forage Science 36(2): 98–103.
- Na, Y., I. H. Lee, S. S. Park, and S. R. Lee. 2014. Effects of Combination of Rice Straw with Alfalfa Pellet on Milk Productivity and Chewing Activity in Lactating Dairy Cows. Asian-Australasian Journal of Animal Sciences 27(7): 960–64.
- Na, Y., K. W. Lee, K. H. Hong, J. S. Rim, M. H. Kim, K. H. Kim, and S. R. Lee. 2013. Evaluations of Nutrient Compositions and In Situ Ruminal Disappearance Rates of Roughage Sources Commonly Used in Korea. Journal of The Korean Society of Grassland and Forage Science 33(4): 269–74.
- Lee T., Y. Na, B. Kim, S. Lee, and Y. Choi. Identification of Individual Hanwoo Cattle by Muzzle Pattern Images through Deep Learning. 2023. Animals 13(18): 2856.
- Choi Y., S. Park, S. Lee, and Y. Na. Monitoring of Temperature on the Compost Pile in the Mechanical Composting Facility using Electric Sensors and Modeling Compost Maturity. 2023. Annals of Animal Resources Sciences 34(1): 16-25.
- Kwon H., H. Ha, H. Kang, Y. Na, S. Lee, and Y. Choi. Effects of foot-and-mouth disease vaccination on behavior and productivity in Korean native growing cattle. 2022. Journal of Animal Environmental Science 23(3): 109-116.
- Park S., S. Lee, S. Cho, Y. Na, Y. Choi. Effects of probiotic mixed environmental improvement agent feeding and spreading on ammonia and hydrogen sulfide emission from Hanwoo manure. Journal of Animal Environmental Science 23(3): 117-122.
- Choi Y., G. Park, H. Kang, J. Ahn, E. Lee, Y. Na, and S. Lee. 2021. Effects of feeding starch sugar by-products on in situ rumen disappearance rate, growth performance, and carcass characteristics of late finishing Hanwoo steers. Animal Bioscience.
- Choi Y., J. Kim, H. Lee, K. Park, H. Kwon, Y. Na, and S. Lee. 2020. Modeling methane potential yield and chemical composition of bedded pack barn cattle manure: Influence of cattle, season, growth stage, its retention time and particle distribution. Journal of Material Cycles and Waste Management.
- Kang H., S. Kang, Y. Na, H. Kwon, and S. Lee. 2019. Effect of feeding frequency on growth performance, nutrient digestibility, diarrhea incidence and blood profiles in weaning pigs. Indian Journal of Animal Sciences 89(8): 885-888.
- Choi Y., J. Rim, H. Lee, H. Kwon, Y. Na, and S. R. Lee. 2019. Effect of fermented spent instant coffee grounds on milk productivity and blood profiles of lactating dairy cows. 2019. Asian-Australasian Journal of Animal Sciences 32(7): 1007-1014.
- Bharanidharan R., Y. Woo, C. Lee, Y. Na, D. Kim, and K. H. Kim. 2018. Effect of Feeding Method on Methane Production per Dry Matter Intake in Holstein Steers. Journal of The Korean Society of Grassland and Forage Science 38(4): 262-67.
- Choi Y., E. C. Lee, Y. Na, and S. R. Lee. 2018. Effects of dietary supplementation with fermented and non-fermented brown algae by-products on laying performance, egg quality and blood profile in laying hens. Asian-Australasian Journal of Animal Sciences 31(10): 1654-1659.
- Bharanidharan R., S. Arokiyaraj, E. B. Kim, C. H. Lee, Y. W. Woo, Y. Na, D. Kim, and K. H. Kim. 2018. Ruminal methane emissions, metabolic, and microbial profile of Holstein steers fed forage and concentrate, separately or as a total mixed ration. PLOS ONE 13(8): e0202446.
- Choi Y., J. Rim, Y. Na, and S. R. Lee. 2017. Effects of dietary fermented spent coffee ground on nutrient digestibility and nitrogen utilization in sheep. Asian-Australasian Journal of Animal Sciences 31(3): 363-68.
- Na, Y. 2017. Feeding value of pineapple (Ananas comosus L.) cannery by-product and its effect on the productivity and carcass characteristics of Hanwoo steers.” 2017. Dissertation. Konkuk University.
- Na, Y. 2014. A study on the model estimating of enteric methane emission in black goats. 2014. Thesis. Konkuk University.
- Animal Environmental Science (e-book; in progress)
- Y. Na, Y. Choi, and S. Lee. 2020. Clustering method for nutrition management of dairy herd using a k-means algorithm. 2020 Annual Congress of KSAST.
- Bae, Y., S. R. Lee, E. Lee, J. Ahn, Y. Na, H. Kang, S. Park, D. Kolbasov, B Jeon, and H. Lee. 2019. Development of rapid molecular diagnosis method for African Swine Fever Virus using Recombinase and Polymerase Amplification. 7th International Congress and Expo on Bioscience and Biotechnology.
- Kim, J., Y. Na and S. R. Lee. 2018. Artificial neural networks model for predicting enteric methane emission from goats. 2018 Annual Congress of KSAST.
- Na, Y. and S. R. Lee. 2017. Effects of increasing pineapple (Ananas comosus L.) cannery by-product inclusion level on growth performance, blood parameters, carcass characteristics, and longissimus muscle fatty acid and free amino acid composition of growing-finishing Hanwoo (Bos Taurus coreanae) steers. ASAS-CSAS Annual meeting.
- Na, Y., W. Y. Jeong, O. H. Yi, S. J. Hwang and S. R. Lee. 2013. Model for estimating enteric methane emissions from black goat. ADSA-ASAS Joint Annual Meeting.
- Na, Y., S. J. Hwang, S. S. Park, I. H. Lee, K. T. Nam and S. R. Lee. 2012. Effects of Feeding Rice Straw and Alfalfa Pellet as Roughage Sources on Milk Productivity and Chewing Behavior in Mid-Lactating Dairy Cows. Asian-Australasian Association of Animal Production Societies.
- 🏠 Intelligent livestock facilities. Konkuk University. Fall 2019 - present
- 🌱 Grassland and forage science. Konkuk University. Spring 2019 - present
- 🤖 AI and machine learning programming for animal science. Agriculture AI Consortium. Fall 2021
- 📚 Animal science seminar (Grad school). Konkuk University. Fall 2019
- 🐄 Advanced animal environment (Grad school). Konkuk University. Fall 2019
- 🐷 Animal environmental science. Konkuk University. Spring 2019
- 🐮 Animal nutrition and the environment (Grad school). Konkuk University. Spring 2019
- 💞 Life science. Jangan University. Spring 2019
- 🐖 Animal breeding. Seojeong College. Spring 2018
- 🐶 Animal nutrition and feeding. Seojeong College. Spring 2017-2018
- 📊 Advanced biological statics (Grad school). Konkuk University. Fall 2017
- 🐑 Animal nutrition. Korea Open University. Fall 2017
- Advisory committee member. Korea Hanwoo Association. 2021 - 2022
- Member of the Hanwoo subcommittee. Korea Livestock Feeding Standard, Rural Development Administarion. 2018 - 2024
- 🇳🇵 Dairy expert dispatching (Nepal Rural Community Development Project). KOICA Nepal. Nov 2021
- 🇻🇳 Investigation of planning investigator (Vietnam National University of Agriculture). KOICA Vietnam. Dec 2020
- 🇻🇳 Preliminary feasibility investigator (Vietnam National University of Agriculture). KOICA Vietnam. Dec 2019
- 🧑🏫 The Best Lecture for Remote Learning Award. Dec 2021
- 🇰🇷 A New Deal of the Month Award. Apr 2021
- 🚀 President's Award for Open Data Startup Competition. Nov 2020
- 🚀 Minister of Agriculture Food and Rural Affairs Award for Open Data Startup Competition. Aug 2020
- hanwoo: A tool for modeling the nutrient requirement of Hanwoo cattle.
- datatoys: Let's play with data! We prepared toy data for data newbies.
- feed: A tool for getting the information of animal feeds.
- dairyCattle: A tool for visualization and modeling the nutrient requirement of dairy cattle.
- CH4goat: A artificial neural network models to predict the methane emission from goats.
- colorhunt: Hunt the color insight into the color palette.
- DairyLab: EDA and modeling tool for nutrition management of dairy cattle.
- HanwooLab: EDA and modeling tool for nutrition management of Hanwoo.
- Cattle Market Plus: AI curating service for cattle market information.
- G-CoMS: Gyeonggi sickbed management system for COVID19 patients (w/ Shiny Korea & Gyeonggi-do).
- A new quantity grade simulator for Hanwoo (expired).
- Keyboardist, Booze-Up, Yousil (2013)