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김영수(Y. S. Kim),이상범(S. B. Lee),이만영(M. Y. Lee),이명렬(M. L. Lee),남성희(S. H. Nam),윤형주(H. J. Yoon),안두한(D. H. An) 한국양봉학회 2005 韓國養蜂學會誌 Vol.20 No.2
Study of honeybees(Apis mellifera) and bumblebees(Bombus terrestris) as pollinators for the melon raised in green house was executed during the blooming of melon(June 2005) and after harvesting the fruits of melon(July 2005). Comparison of characteristics among the fruits fertilized by honeybees, bumblebees, and traditionally-hand, the value as commodities was calculated and economic analysis of using pollinators in the melon cultivation was accomplished. 1. Honeybees stayed, on an average, 4.5 sec longer than bumblebees did in the flower of melon and 5.0 sec longer in female flower than male flower. 2. The length of glossa was, on an average, 4.17 ㎜ in Italian honeybees(Apis mellifera ligustica), 4.36 ㎜ in Caucasian honeybees(Apis mellifera caucasica), and 4.70 ㎜ in bumblebees(Bombus terrestris). 3. The weight of melon after harvest fruits fertilized by bumblebees and the seeds of melon fertilized by honeybees exceed in 20% more than the melon fertilized by traditionally-hand. 4. Through the economical analysis, the probit of pollinators used in fertilizing melon raised in green house was calculated by 480,000 Won per 300 pyong(~1000 ㎡).
이호일 ( H. I. Lee ),이만영 ( M. Y. Lee ),김장균 ( J. K. Kim ),서유미 ( Y. M. Seo ),강인중 ( I. J. Kang ),문건웅 ( K. W. Mun ),진승원 ( S. W. Jin ),노태호 ( T. H. Rho ),홍순조 ( S. T. Hong ),최규보 ( K. B. Choi ) 대한내과학회 2003 대한내과학회지 Vol.64 No.4
Background : The pheonomenon of QRS alternans in paroxysmal supraventricular tachycardia (PSVT) has been of continuing interest to cardiologists. However, the underlying mechanism and related factors of QRS alternans are still controversial. Methods : The
꿀벌응애 약제 및 몇가지 천연물의 꿀벌응애 방제 효과에 대한 예비 평가
이명렬(Myeong-Lyeol Lee),이만영(M. Y. Lee),김영수(Y. S. Kim),남성희(S. H. Nam),장승종(S. J. Chang),유철형(C. H. Ryu) 한국양봉학회 2004 韓國養蜂學會誌 Vol.19 No.1
The miticides, essential oils, and organic acid were pre-evaluated on their control efficacies in short term against Varroa mites(Varroa destructor) in two commercial apiaries. Varroa mites in the apiary at Suwon and Chungju were assumed to be resistant(6.7%) or susceptible(83.2%), respectively to fluvalinate. Thymol and formic acid reduced number of mites on the 8th day after treatment. Thymol treatment attracted many robbing bees. The formic acid was effective to reduce the population of mites, efficacy 100% in 8 days and 71.8% 24 hours after treatment. The bromopropyrate fumigant was moderate(66.5%). The other treatments did not decrease the population of bee mites or killed mites below 40%.