Current Issue
December, 2022

  • Vol. 49 No. 4
ANIMAL
  • Effect of dietary phytase supplementation with different calcium/phosphorus ratio and net energy reduction on growth performance and nutrient digestibility in finishing pigs

    Yanjiao Li, Qianqian Zhang, In Ho Kim


    The present experiment was conducted to assess the effect of Buttiauxella-derived phytase in finishing pigs fed corn/soybean meal diets ... ...

  • Fermented red ginseng and red ginseng extract diet supplementation on the effect of growth performance, nutrient digestibility, and meat quality of growing-fattening pigs

    Qianqian Zhang, Hoai Nam Tran, Hyun Soo Kim, In Ho Kim


    The influence of fermented red ginseng (FRG) and red ginseng extract (RGE) on the growth, nutrient digestibility, and meat quality of growing-fattening ... ...

FOOD&CHEMISTRY
  • Effects of different nitrogen fertilizer applications on growth of Chinese cabbage (Brassica rapa L. ssp. pekinensis

    Jin-Hyuk Chun, Yun-Gu Kang, Yong-Jun Yu, Jae-Han Lee, Yeo-Uk Yun, Taek-Keun Oh


    Nitrogen (N) is a vital element in growing crops and is essential for improving the yield and quality of crops. Thus, N fertilizer is ... ...

  • Monitoring physical and chemical properties of soil in Chungcheongbuk-do

    Yun-Gu Kang, Jae-Han Lee, Taek-Keun Oh


    The soil physical and chemical properties are the main factors that influence plant productivity and soil fertility. Since 1999, South Korea ... ...

ENGINEERING
  • Theoretical analysis of power requirement of a four-row tractor-mounted radish collector

    Khine Myat Swe, Mohammod Ali, Milon Chowdhury, Md Nasim Reza, Md Ashrafuzzaman Gulandaz, Sang-Hee Lee, Sun-Ok Chung, Soon Jung Hong


    Development of radish collectors may enhance radish production and promote upland crop mechanization in the Republic of Korea. Theoretical ... ...

PLANT&FOREST
  • Light intensity inside plastic house influences the growth and nutrient uptake of daughter plants in nursery and early stages after transplanting in strawberry propagation

    Gab Soon Park, Hyoung Je Yoo, Gil Hwan Bae, Seung Ho Jeong, In Sook Park, Jong Myung Choi


    The effect of varied light intensities on the growth of daughter plants during propagation and after transplant to raised ... ...

ENGINEERING
  • Revision and catagorization of evaluation criteria for state change factors in agricultural reservoirs

    Jae Woong Shim, Young Hak Lee, Dal Won Lee


    As the variability of recent rainfall is increasing, it is becoming important to recognize the possibility of changes in the current ... ...

PLANT&FOREST
  • Influence of β-carotene enhanced transgenic soybean cultivation on the diversity of nontarget arthropods in Korea for three years

    Sung-Dug Oh, Eunji Bae, Soo-Yun Park, Seong-Kon Lee, Doh-Won Yun, Kihun Ha, Minwook Kim, Yeongjin Son, Chang Uk Eun, Young-Kun Kim, Junho Lee, Dongmin Kim, Donguk Kim, Jongwon Kim, Sang Jae Suh


    Environmental risk assessment of living modified (LM) crops is essential for their cultivation. In this study, we cultivated β-carotene ... ...

MANAGEMENT&ECONOMIC
  • Identifying factors of willingness to participate in Greenhouse Gas Reduction Projects in the agricultural sector

    Hak Kyun Jeong, Seon Hwa Jeong, Jae Hwan Han


    The purpose of this study is to analyze farmers’ perceptions of Greenhouse Gas Reduction Projects and identify factors influencing ... ...

PLANT&FOREST
  • Prospects of omics-driven synthetic biology for sustainable agriculture

    Soyoung Park, Sung-Dug Oh, Vimalraj Mani, Jin A Kim, Kihun Ha, Soo-Kwon Park, Kijong Lee


    Omics-driven synthetic biology is a multidisciplinary research field that creates new artificial life by employing genetic components, biological ... ...

MANAGEMENT&ECONOMIC
  • The effect of Korea’s policy to support the purchase of raw materials for export of livestock products

    Jaesung Cho, Sanghyen Chai, Hanpil Moon


    The Livestock Raw Material Purchase Fund is a policy to increase the export of livestock products by providing loans to ... ...

ENGINEERING
  • Agricultural tractor roll over protective structure (ROPS) test using simplified ROPS model

    Ryu-Gap Lim, Young-Sun Kang, Dae-Hyun Lee, Wan-Soo Kim, Jun-Ho Lee, Yong-Joo Kim


    In this study, the feasibility of alternative tractor Roll Over Protective Structure (ROPS) designed to evaluate conditions required for testing was ... ...

  • Estimation of tomato maturity as a continuous index using deep neural networks

    Taehyeong Kim, Dae-Hyun Lee, Seung-Woo Kang, Soo-Hyun Cho, Kyoung-Chul Kim


    In this study, tomato maturity was estimated based on deep learning for a harvesting robot. Tomato images were obtained using a RGB camera ... ...

PLANT&FOREST
  • A new cell-direct quantitative PCR based method to monitor viable genetically modified Escherichia coli

    Yang Qin, Bo Qu, Bumkyu Lee


    The development and commercialization of industrial genetically modified (GM) organisms is actively progressing worldwide, highlighting an increased ... ...

  • Analysis of factors affecting vegetation cover for stabilization of granite weathered soil forest road cut slopes

    Seong-Man Kim, Sung-Min Choi, Ye Jun Choe, Yun-Jin Shim, Joon-Woo Lee


    This study was conducted to improve the stability of cut slopes of forest roads in granitic weathered soil areas. The study area is ... ...

  • Development of an RT-PCR assay and its positive clone for plant quarantine inspection of American plum line pattern virus in Korea

    Da-Som Lee, Junghwa Lee, Seong-Jin Lee, Seungmo Lim, Jaeyong Chun


    American plum line pattern virus (APLPV), a member of the genus Ilarvirus in the family Bromoviridae, is one of the plant quarantine ... ...

MANAGEMENT&ECONOMICS
  • Analysis of users of agricultural outlook information

    Seungjee Hong, Ga Eul Kim, Seon Min Park, Sounghun Kim


    Since the supply and demand of agricultural products are unstable, which causes instability in farm income and consumer prices, the government ... ...

ENGINEERING
  • Analysis of load data for developing a self-propelled underground crop harvester during potato harvesting

    Min Jong Park, Seung Min Baek, Seung Yun Baek, Hyeon Ho Jeon, Wan Soo Kim, Ryu Gap Lim, Yong Joo Kim


    The purpose of this study is to develop a self-propelled underground crop harvester and its performance was evaluated by measuring ... ...

  • Determination of electrical and geometric properties of brown eggs

    Sung Yong Joe, Jun Hwi So, Seon Ho Hwang, Soon Jung Hong, Seung Hyun Lee


    Eggs are considered an excellent complete food because they contain many major energy sources, including protein. Eggs are one of the most ... ...

PLANT&FOREST
  • An option to provide water and fertilization for rice production in alkaline soil: fertigation with slow release fertilizers (SRFs)

    Young-Tae Shin, Kangho Jung, Chung-Keun Lee, Jwakyung Sung


    An increasing global population requires a greater food supply, and accordingly there is demand for enhanced production of rice, as a major ... ...

  • Population density and internal distribution range of Erwinia amylovora in apple tree branches

    Mi-Hyun Lee, Yong Hwan Lee


    Fire blight in apple and pear orchards, caused by Erwinia amylovora, is a global problem. Ongoing outbreaks have occurred since ... ...

ANIMAL
  • Fermentation properties of yoghurt supplemented with vitamin tree (Hippophae rhamnoides L.) fruit powder

    Byung Bae Park, Gereltuya Renchinkhand, Woo Jin Ki, Jong Woo Choi, Myoung Soo Nam


    It is well documented that the fruit of the vitamin tree, which is rich in vitamins A, C, E, and K, shows anti-diabetic, antibacterial ... ...

  • Antioxidant, antibacterial, and antiinflammatory effects of yoghurt made with vitamin tree (Hippophae rhamnoides L.) fruit powder

    Byung Bae Park, Gereltuya Renchinkhand, Woo Jin Ki, Jong Woo Choi, Myoung Soo Nam


    It is well known that the fruit of the vitamin tree (Hippophae rhamnoides L.) provides excellent anti-diabetic, antibacterial, immune ... ...

PLANT&FOREST
  • Water/nutrient use efficiency and effect of fertigation: a review

    Woojin Kim, Yejin Lee, Taek-Keun Oh, Jwakyung Sung


    Fertigation, which has been introduced in agricultural fields since 1990, has been widely practiced in upland fields as well as in plastic ... ...

ENGINEERING
  • Evaluation of preslaughter losses, meat quality, and physiological characteristics of broilers in response to crating density for the standard of animal welfare and to seasonal differences

    Myunghwan Yu, Elijah Ogola Oketch, Jun Seon Hong, Shan Randima Nawarathne, Yuldashboy Vohobjonov, Jung Min Heo


    The effects of seasonal differences and crating densities on the preslaughter losses, breast meat quality, and physiological indices ... ...

  • Development of dynamics simulation model for 3-point hitch of agricultural tractor during plow tillage

    Mo A Son, Seung Yun Baek, Seung Min Baek, Hyeon Ho Jeon, Ryu Gap Lim, Yong Joo Kim


    Agricultural operations are performed in uneven environments by attaching an implement on the 3-point hitch of a tractor. A high load ... ...

MANAGEMENT&ECONOMICS
  • A study of an oyster monthly forecasting model using the structural equation model approach based on a panel analysis

    Sukho Han, Seonghwan Song, Sujin Heo, Namsu Lee


    The purpose of this study is to build an oyster outlook model. In particular, by limiting oyster items, it was designed as a partial equilibrium model based ... ...

ANIMAL
  • Positive effects of grazing on blood components and intestinal microbiota in growing horses

    Ji Hyun Yoo, Jong An Lee, Jae Young Choi, Sang Min Shin, Moon Cheol Shin, Hyeon Ah Kim, Yong Jun Kang, Hee Chung Ji, In Cheol Cho, Byoung Chul Yang


    Production of high-quality horses is important to make the horse industry grow. Grazing during the growing period can be an important factor affecting ... ...

PLANT&FOREST
  • Effect of essential oils and linalool on berry quality during simulated marketing of ‘Shine Muscat’ grapes

    Yu-Rim Kim, Hyeong-Seok Lee, Young-Jik Ahn, Jinwook Lee, Jong-Pil Chun


    'Shine Muscat' (Vitis labruscana Bailey x Vitis vinifera L.) grapes recently have been greatly favored in Korea, and as of 2022, account for ... ...

  • Analysis of a forest healing environment based on the thermal comfort and NVOC characteristics of Chungnam National University Experimental Forests

    Hyelim Lee, Dawou Joung, Siok An, Doyun Song, Bum-Jin Park, Seungmo Koo


    The purpose of this study is to provide information on a forest healing environment using the analysis of nature volatile organic ... ...

FOOD&CHEMISTRY
  • Comparison of changes in functional characteristics of fermented soybean with different microbial strains

    Hyewon Lim, Bosung Kim, Heewon Jung, Sungkwon Park


    The purpose of this study was to compare the effect of solid-state fermentation on soybean using three microbial strains under four different ... ...

ANIMAL
  • Storage characteristics of organic chicken stock containing plum extract and green tea powder

    Na Young Choi, Sang Hoon Park, Gyu Tae Park, Yoon Hwan Park, Se Hyuk Oh, Yun A Kim, Tae Yeon Moon, Yang Il Choi, Jung Seok Choi


    This study investigated quality characteristics of chicken stock with added plum extract (PE) and green tea powder (GP) stock during ... ...

MANAGEMENT&ECONOMICS
  • Classification of elderly households based on diet-related style and analysis of their characteristics

    Haewoon Oh, Uhn-Soon Gim


    The objectives of this study were to classify the types of elderly households and to compare the characteristics of their dietary lifestyle. Panel ... ...

ANIMAL
  • Evaluation of the body weight and laying performance of diallel crossed Korean native chicken layers from hatch to 40 weeks of age

    Jun Seon Hong, Myunghwan Yu, Elijah Ogola Oketch, Shan Randima Nawarathne, Doo Ho Lee, Minjun Kim, Jung Min Heo


    The current experiment was conducted to evaluate the effect of diallel crossbreeding on the body weight and laying performance of Korean native ... ...