• Korean journal of applied entomology
• /
• v.61 no.1
• /
• pp.229-238
• /
• 2022

Animal pollination is an important ecosystem service provided mostly by diverse insect groups such as bees and hover flies. Maintaining agricultural productivity and securing the nutritional balance are closely tied to human wellbeing. This study aimed to estimate the pollination dependent food production in Korean agricultural system. Crop production data were obtained from Korean statistical information service (KOSIS) data of 2015. By implementing pollination dependency, crop production and market price, contribution of insect pollination to crop production increase were estimated from total 71 crops including 12 cereals, 19 fruits, 18 field vegetables, 13 greenhouse vegetables and 9 specialty crops. Mean pollination dependency of all crops were 29.2% and it was higher on fruits, specialty crops and greenhouse vegetables as well, but low (7.5%) in cereal crops. Pollination dependent (PD) production was estimated as 17.8% of total agricultural crop production with the economic value of 6,850 (6,508-7,193) billion won. Especially, PD production of greenhouse vegetables accounted 49.2% followed by fruits of 42.9%. Even specialty crop also showed higher PD production (35.9%). It was obvious that pollination is the vital service for agricultural production as well as nutritional security in Korea. Further protection and enhancing the pollination service were discussed with integrated pollinator-pest management (IPPM) strategies.

• Journal of Life Science
• /
• v.33 no.2
• /
• pp.216-226
• /
• 2023

Since nylon 66, a polyamide resin, has been developed and applied to toothbrush bristles, plastic consumption has increased rapidly every year, along with the increase in the amount of plastic discarded. Among the various forms of plastic debris produced by the decomposition of plastics, microplastics with a size of less than 5 mm are widely distributed in the environment, which poses a threat not only to the environment but also to animals and humans. The pathway through which microplastics enter the human body is known as ingestion by water and food, inhalation from air, and skin contact. Microplastics introduced into the human body affect human health. Recently, food-related studies have begun to be reported among microplastics-related studies, and analyses of the presence of microplastics in processed foods, such as canned foods, dried seaweed, beverages, beer, milk, sugar, and honey, are underway. Here, we present trends in the production and consumption of plastics, the generation of microplastics, the route of human inflow and human risk, and the microplastics present in processed foods, which are limited but have recently been reported. Thus far, studies on microplastics and risk assessment in processed foods have been insufficient, but microplastics are gradually being recognized as a factor that affects the environment and food. Future studies are expected to have implications for regulations regarding microplastics present in processed foods.

• The Journal of the Korea Contents Association
• /
• v.22 no.5
• /
• pp.203-213
• /
• 2022

This study aims to examine the impact of decline in quality of life on perceived fairness and support for real estate deregulation. The rise of dissatisfaction due to the deterioration in the quality of life can increase the blame for the unfairness of the external social system, which may boost support for government-led market regulation to correct such unfairness. This impact of perceived fairness on quality of life furthermore could be more pronounced when the prospect of upward social mobility is pessimistic. That is, when people expect that they are more likely to be the socially underprivileged who are to be more vulnerable to the fallout from the unfair operation of social system, the possibility of associating the deterioration in quality of life and the decrease in perceived fairness could be more pronounced. To test these predictions, this study used the dataset comprising a total of 6,300 survey responses and substantiated such predictions. Overall, these results not only offer an opportunity to take a more detailed look at the underlying causes of the recent rise of the issue of fairness, but also contribute to broadening the understanding of how individual support for government's deregulation of real estate varies as a function of perceived fairness and prospect of upward social mobility.

• Journal of Korea Entertainment Industry Association
• /
• v.13 no.8
• /
• pp.619-626
• /
• 2019

This study was conducted to investigate the effects of a participatory rehabilitation program on sit-rise and rise-to-walk test performances, and perception and motor skills in adults with medically vulnerable individuals and, adults with developmental disabilities in particular. Seventeen adults with developmental disabilities participated in a participatory rehabilitation program using resistance bands and exercise balls, for 60 minutes once weekly over 13 weeks. Their performances were measured before and immediately after the intervention, and 12 weeks after. The findings were as follows. In the sit-rise test, the number of times rising from sitting posture increased after the intervention versus before, but the difference was not statistically significant. In the rise-to-walk test, the performance showed statistically significant difference over time, and the post-hoc test showed a significant effect after the intervention versus before. There was no significant difference in perception and motor skills. In sum, the participatory rehabilitation program positively influenced dynamic balancing related to functional activities but had no significant effect on perception and motor skills, which is related to motor control and motor learning. It is suggested that to increase the participation in community activities, reduce fall risk, and improve dynamic balancing abilities in adults with developmental disabilities, participatory rehabilitation programs should be utilized to promote the physical wellbeing.

• Korean Journal of Social Welfare Studies
• /
• v.41 no.4
• /
• pp.247-276
• /
• 2010

This study aimed to examine the model to explain the mediator effect of care evaluation(care stress, care satisfaction) on the effect of stress factors and resource on the psychological well-being of the parents of the adult intellectual disabilities. Examining whether there is a difference between the gender of parents was another aim of this study. Study results showed that with the care stress as an endogenous variable, the daily life function and maladjustment behavior of adult children and the health state of parents had a significant direct effect on the psychological well-being of parents. With care satisfaction as an endogenous variable, family support, expert support and care stress had a significant direct effect. With the psychological well-being as an endogenous variable, care satisfaction and care stress had a significant effect, but the health state of parents didn't. In case of indirect effect, the care stress had a significant mediator effect on the effect of the physical function and maladjustment behavior of adult children and the health state of parents on the psychological well-being of parents. Care satisfaction had a significant mediator effect on the effect of family support, expert support and care stress on the psychological well-being of parents. According to the result of the Multiple Group Analysis, the path showed a statistically significant difference between gender was friend support→care satisfaction, care stress→psychological wellbeing, expert support→care satisfaction. On the basis of the study results, practical suggestions were made.

• Asia Marketing Journal
• /
• v.15 no.4
• /
• pp.1-32
• /
• 2014

The purpose of this paper is to investigate upon a diversification strategy through market creation of CJ Group, which has contributed in positioning of the firm as one of the leading conglomerates in South Korea. With such objective, the background of CJ Group, followed by its business diversification strategies were explored, with reference to several case studies. The history of CJ Group began with establishment of CheilJedang Industrial Corporation in 1953, as the first domestic sugar producer and exporter of South Korea. The corporation gradually expanded its business ever since at both national and global level, to include the fields of food production, pharmaceutical, biotechnology, and life chemicals. Later, CheilJedang (CJ) Group was established as an affiliate of CheilJedang Industrial Corporation. With such independence, extension of business has been witnessed across the industries of media, entertainment, finance, information technology and distribution. Thus, the current CJ Group pursues to define itself as a progressive global living culture company with four major business categories from food and food service, biotechnology, entertainment and media, and logistics. Despite its success in today's market, CJ Group underwent hardships in its business diversification in 1990s due to indiscreet management, along with the Asian financial crisis. Here, many firms overcame the financial difficulties by taking advantage of the exchange rate for overseas expansion. Though, CJ Group tried to differentiate itself by focusing on the domestic market by creating something out of nothing. Hence, CJ Group takes a unique position among many cases of business diversification and their categorization. In an effort to identify and classify the types of growth experienced by the top 30 companies in South Korea, the firms were categorized into four groups according to their diversification strategies adapted after the Asian financial crisis. Based on the mode and time of entry, corporations were identified either as the 'Explorer', 'Invader', 'Venture Capitalist', or 'Assimilator'. Here, the majority of the firms showed the qualities of Invader, entering mature markets through large-scaled mergers and acquisitions. However, CJ Group was the only firm that was categorized as an Explorer, for its focus on the newly emerging service sector in culture-contents industry. This diversification strategy through market creation is worth examining, due to its contribution in generating simultaneous growth between the market and the company itself. Diverse brands of CJ Group have been referred to as case studies in this regard, from 'Hatban', 'Cine de Chef', 'VIPS' to 'CJ GLS'. These four businesses, each to represent processed food, film, restaurant service, and logistics industries respectively, show CJ Group's effectiveness in creating a whole new category of goods and services that are innovative. In fact, such businesses not only contributed in advancement of consumers' wellbeing, but toward generating additional value and employment. It is true that the diversification strategy of CJ Group requires long-term capital investment with high risk, compared to the other strategies mentioned in the paper. However, this model does create high employment and additional values that are positive to both the society and the firm itself. Therefore, the paper comes to a conclusion that the diversification strategy through market creation conveys the most positive impact relative to the others.

• Asia Marketing Journal
• /
• v.16 no.1
• /
• pp.101-116
• /
• 2014

In the year 2013, Warren Buffett was named one of the most influential people of the year by TIME magazine. When people are exposed to such news, they show strong interest in who the influential people are and how those people became so successful. Likewise, people show strong attachment to other prominent figures as well. This social phenomenon indicates that people perceive well-known persona like business leaders, TV stars or sports stars etc. as human brands of intangible assets. As the role of these human brands is becoming more important, people tend to develop stronger attachment toward them. Another notable modern social phenomenon is people's pursuit of life-satisfaction and social well-being. People desire to increase their quality of life by having quality time with family and friends, and also by building attachment towards celebrities, sports stars, and so on. The main objective of this study is to examine how attachment toward human brands affects quality of life. While existing studies on human brands examined antecedents of attachment, e.g., some needs fulfillment such as A-R-C needs (autonomy, relatedness and competence needs) fulfillment, this study focuses on the outcome variables of attachment, e.g., how attachment toward human brands affects stress relief and life satisfaction through self-efficacy. Based on previous research, we divided human brands into two types: heroes and celebrities. Heroes are defined as people who have considerable and lasting importance on both societal and individual levels, and celebrities are defined as people who are well-known but have little or no short-term impact on society and individual levels. This study focuses on how attachment toward each type of human brands, celebrities and heroes, affects the quality of life or well-being. This study focuses on three important outcome variables; stress relief, life satisfaction, and self-efficacy, (three variables) which have been recently gaining importance, especially in the domain of positive psychology. Major findings from the present study show that although celebrities draw attachment from people by providing fun and entertainment or providing stress relief, they have weak influences on the wellbeing or efficacy of individuals at a deeper level. In contrast, attachment toward heroes helps people live better by providing meaning and positively influencing life satisfaction through self-efficacy (Frankl 1997). These results are consistent with the main tenet of 'positive psychology' which seeks "to find and nurture genius and talent and to make normal life more fulfilling" (Seligman and Csikszentmihalyi 2000). Considering the fact that certain celebrities are perceived as heroes to some, we can conclude that celebrities can become heroes if they provide meaning and value to the lives of people. This study contributes to the research stream of human brands since the most current leading research (e.g., Thomson 2006) indicated the need to look at the resulting effect of attachment on life satisfaction through self-efficacy. Another important contribution is that we empirically documented the different effects of celebrities and heroes. As expected, this study shows that heroes more deeply influence the lives of individuals in the long term while celebrities do so rather shallowly in the short term. The issues of the influence of heroes on the individuals' lives need to be further investigated in relation with the perspective of positive psychology.

• Korean Journal of Culture and Social Issue
• /
• v.18 no.2
• /
• pp.279-300
• /
• 2012

Many studies have demonstrated that family plays a crucial role in health and wellbeing in life. There has been little research, however, examining the relative importance of activities together with family members in middle-aged adults. The goal of this study was to examine the effect of family meal, phone conversation with family, and family leisure activities on happiness, health, and family relationship. Total 286 middle-aged adults (M=50.13) participated in this study. Dependent variables were happiness (SWB), physical and psychological illness symptoms, family satisfaction, sex satisfaction, and parenting sense of competence. This research showed that (1) frequency of meal with family was positively correlated with happiness, family relationship, and negatively physical/psychological illness symptoms; (2) high frequency of talking on the phone with family resulted in that high level of happiness, family satisfaction, sex satisfaction, and parenting sense of competence, and lower illness symptoms; (3) the more participants spent leisure time with family, the happier and the more family satisfaction they feel. Findings suggest that activities together with family members in middle-aged adults may enhance their happiness, health, and quality of family relationship. The implication for current study were discussed.

• Korean Journal of Culture and Social Issue
• /
• v.8 no.2
• /
• pp.17-31
• /
• 2002

This study was attempted in order to understand leisure phenomenon in Korea cultural area through relation of Leisure Activity, Leisure participation motivation, self -efficacy and Subjective well-being. The purpose of this study was to investigate the question that Leisure Phenomenon was studied focus on specific Leisure activity contents such as physical, tour science, though it is an important subject to explore as psychological and cultural. Also it suggested that what was the problem of established studies and what was the directions for future study. Concrete study problem was assumed three issues. (1)General state of leisure activity and leisure motivation in Korea, (2)The correlated relation between each motivation and self-efficacy and (3)The correlated relation between each motivation and Subjective well-being?. Through this, we conducted three results. Frist, the leisure motivation scale was factor analyzed and consequently 2 factors which can be considered as leisure motivation were prescribed. Also through the responded data, leisure activity of university students showed much more passive activity(e.g.,reading, listening music, movie, watching TV, Internet surfing etc.) than positive and physically activity. Second, each motivation was not significant in self-efficacy. Finally, among the motivation, especially emotion and psychological rest motivation was significant in the subjective wellbeing. These findings imply that general understanding about leisure phenomenon can different as the cultural thinking of leisure activity and leisure motivation.

• Journal of agricultural medicine and community health
• /
• v.38 no.3
• /
• pp.163-173
• /
• 2013

Objectives: There has been an increase in the use of mind-body therapies to control cardiovascular risk factors recently. This trial was designed to determine whether the 'jeol'(Korean Buddhists' prostration) meditation program, as a new mind-body intervention, was effective in managing stress, depression and controlling cardiovascular risk factors in women working at a geriatric hospital. Methods: We conducted a randomized controlled trial to determine whether the 'jeol' meditation program could improve stress, anxiety, depression, and cardiovascular risk factors in women. We randomly assigned 57 participants to the intervention(29 participants) or control(28 participants) group. The subjects in the intervention group participated in a group Jeol meditation program once weekly, and practiced at home. The following variables were assessed: stress(Psychosocial Wellbeing Index), depression(Beck's Depression Inventory), body mass index(BMI), waist circumference, hemoglobin A1c(HbA1c), homeostasis model assessment(HOMA), low-density lipoprotein(LDL) cholesterol, high-density lipoprotein(HDL) cholesterol, and triglyceride were assessed. Results: After the 8-week program, 2 participants from the intervention group and 1 from the control group dropped out. The subjects in the intervention group exhibited decreased scores for stress(t=5.102, p<0.01), depression(t=5.259, p<0.01), BMI(t=2.942, p=0.007), and waist circumference(t=2.582, p=0.016); however these scores did not demonstrate a significant decrease in participants of the control group. The other variables showed no significant difference between the groups. Conclusion: The 'jeol' meditation program evidently reduced stress, anxiety, depression, body weight, and waist circumference in women, which suggests that this program could be employed as a mind-body therapies.