http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
유기질비료와 화학비료의 시용수준에 따른 시설수박 생육과 토양화학성의 변화
엄미정 ( Mi Jeong Uhm ),노재종 ( Jae Jong Noh ),전형권 ( Hyong Gwon Chon ),권성환 ( Sung Whan Kwon ),송영주 ( Young Ju Song ) 한국환경농학회 2012 한국환경농학회지 Vol.31 No.1
BACKGROUND: Organic fertilizers in watermelon cultivation are widely used to supply nutrient and organic matter. This study was conducted to investigate the effects of application rate of organic fertilizer on the watermelon growth and soil chemical properties in greenhouse METHODS AND RESULTS: The organic fertilizers used in this experiment were mixed expeller cake (MEC) and mixed organic fertilizer (MOF). The treatments were conducted with 4 levels (1.0 N, 0.7 N, 0.5 N and 0.3 N) on the basis of soil testing nitrogen fertilization (STNF) using MEC or MOF as the basal dressing, and using chemical fertilizers (CF) as the additional dressing on the rest of STNF. These fertilizations were compared to CF 1.0 N (0.3 N as the basal and 0.7 N as the additional dressing) and non fertilization (NF). The leaf area of watermelon in treatment 0.5 N and 0.3 N using MEC or MOF was similar to CF treatment. The absorbed nutrient amounts by leaf, weight and sugar contents of fruit in the 0.5 N and 0.3 N treatments were higher than other treatments. In 0.5 N and 0.3 N treatments using MEC or MOF on the basis of STNF, soil chemical properties such as electrical conductivity (EC), available P2O5 and exchangeable K concentrations after experiment showed tendency to decreasing or similar level before experiment. CONCLUSION(s): These results suggest that the MEC or MOF application as the basal dressing at the 30∼50% level of STNF and CF application as the additional dressing on the rest of STNF be best to maintain adequate nutrient of soil and to increase marketable yield for watermelon.
청소년의 자아존중감이 삶의 만족도에 미치는 영향: 이타심과 자기통제에 의한 또래관계의 조절된 매개효과 검증
허미정 ( Mi Jeong Heo ),노미화 ( Mi Wha Noh ),최연실 ( Youn Shil Choi ) 한국가족관계학회 2016 한국가족관계학회지 Vol.21 No.1
Objectives: The purpose of this study was aimed to examine the effect of self-esteem on life satisfaction and happiness among adolescents, and to verify moderated mediation of peer relations mediated by altruism and self-regulation. Method: The study referred to the 2015 Annual Report of the Korean Children and Youth Panel Survey. More precisely, report on the fourth year research process of the study cohort comprising 2,091 subjects was used to verify the research model. Overall data were analyzed by using SPSS 18.0 program and specifically, moderated mediation were verified by using SPSS Macro, as suggested by Preacher, etc. (2008). Results: As a result, firstly, the peer relations mediated the relationship between life satisfaction and self-esteem among adolescents. Secondly, altruism and self-regulation had moderated mediation effects between self-esteem and peer relations among adolescents. Conclusion: These results suggest that self-esteem affects on life satisfaction and happiness by mediation of peer relations among adolescents and altruism and self-regulation agent is applied positive adjustment to further promote the peer relations and increase life satisfaction among adolescents. Through these study results, the implications for counseling and suggestions for future research were discussed.