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이철호,김규식,Lee, Cheul-Ho,Kim, Kyu-Sick 한국자원식물학회 2007 한국자원식물학회지 Vol.20 No.5
해송$\times$소나무 인공교배 차대들의 침엽 및 생장특성을 조사하였다. 해송$\times$소나무 교잡종 3, 5, 8년생 수고생장은 조합간에 많은 차이가 있었다. 해송(충남 4)$\times$소나무(강원 29) 조합 3, 5, 8년생의 수고생장이 110, 172, 234cm로 전 조합 평균보다 8%, 9%, 11% 우수하였으며, 교배 모수인 해송 수형목 충남4호와 화분수인 소나무 수형목 경북 5호 보다도 각각 46%, 61% 우수한 생장을 하여 잡종강세 현상으로 생각된다. 해송$\times$소나무 침엽의 수지구지수는 $0.71{\sim}0.89$로서 교배모수인 해송을 더 많이 닮았다. Seedlings height of hybrids varied depending on mating combinations. Among the progenies from the mating combination, P. thunbergii(CN4)$\times$P. densiflora(KW29) showed the best plant growth. The mean height of this combination was 521 cm at the age of 8 years(yrs), which was 9% higher than rest of the crosses. Seedlings height of progenies using P. thunbergii(JN37) as mother tree showed 28%, 33%, and 29% higher than those of open-pollinated progenies of the mother tree at the ages of 4yrs, 6yrs, and 8yrs, respectively. On the other hand, using P. densiflora (KB5) as father tree showed 45%, 48%, and 32% higher than those of open-pollinated progenies of the father tree. This result may be caused by hybrid vigor.
Yong Yul Kim(金龍律),Jung Oh Hyun(玄正悟),Kyung Nak Hong(洪庚洛),Tae Bong Choi(崔太鳳),Kyu Sick Kim(金奎植) 한국육종학회 1995 한국육종학회지 Vol.27 No.1
This study was conducted to investigate the genetic structure and the degree of genetic differentiation in the natural populations of Pinus densiflora in Korea based on RAPD analysis. Ten natural populations were selected to study and seventeen to thirty-one trees were sampled from each population. Total DNAs extracted from megagametophyte tissues of seven seeds per tree were used as template DNAs for genotyping of the seed tree. Of the twenty primers screened, three primers which reveal polymorphisms were chosen and used to score for the frequency of band types. From the segregation tests using the frequencies of RAPD band types of 40 seeds, 30 bands were confirmed to be diallelic loci and one band was a monomorphic locus. High levels of genetic variation were found in expected heterozygosity (0.395) and percentage of polymorphic loci(95.2%). The value of FIS and FIT was -0.353 and -0.177 respectively, indicating that trees of Pinus densiflora in natural population may suffer from a marked inbreeding depression. The value of FST and GST, a measure of genetic differentiation among population, was 0.130 and 0.129 respectively. This means that the percentage of genetic variation present in the population due to among population differentiation was about 13%, which was much higher value compared to those of other isozyme studies of Pinus densiflora. The number of migrant(Nm) between population per generation was estimated as 1.667. This value indicates a significant migration taking place between populations of the species through a long distance of pollen dispersion. However, it is not in agreement with the implication made from the FST, and GST values estimated in this study. The mean value of Nei’s genetic distances among ten population was 0.095 indicating differentiation among populations. The dendrogram produced by the UPGMA clustering method indicated some geographic patterning. The ten populations could be classified into 2 groups. Group I included populations of Cheju, Uljin, Hongchon, Undu, Poun and Mungyong, while group Ⅱ included populations of Inje, Chiri, Wibong and Yongwol.
안영희 ( Young Hee Ahn ),조동광 ( Dong Kwang Jo ),김규식 ( Kyu Sick Kim ),이정호 ( Jeong Ho Lee ),신창호 ( Chang Ho Shin ),이성제 ( Sung Je Lee ),강기호 ( Ki Ho Kang ) 한국녹지환경디자인학회 2005 녹지환경학회지 Vol.1 No.2
Campanula takesimana Nakai, called `Sum-cho-rong` is the perennial plant of Campanulaceae. It`s the one of widest-spread natural plant cultivated as the decorative plant that the demand rate has been growing high. But, it, cultivated C. takesimana, is exposed to the problem as the extinction of species by that the various genetic characters become simple by self seed production repeatedly nowadays. The problem like this is possible to be solved by induction of various genetic characters from C. takesimana growing in original native habitat. Investigation for distribution and ecological characteristics of the habitat for C. takesimana was carried out in Ulleung-do Island. C. takesimana has a tendency to be divided into two kinds of the habitat(Mountain & seaside). in case of the Mountain habitat, C. takesimana community was developed on the well-ventilation rate and half-sunny or sunny as south or south-west facing conditions. C. takesimana community growing around seaside was developed on the half-sunny or sunny as south-east, north-east and north facing conditions. C. takesimana community growing in monutain was emerged on the sandy-gravel and grew with Dystaenia takeshimana(Nakai) Kitag., Miscanthus sinensis Anderss., Hedera rhombea Bean. C. takesimana community growing around seaside was emerged on the coarse gravel and grew with Lilium lancifolium Thunb., Stellaria aquatica Scop., Oxalis corniculata L., Aralia cordata Thunb.
이성제 ( Sung Je Lee ),안영희 ( Young Hee Ahn ),김규식 ( Kyu Sick Kim ),이철호 ( Cheul Ho Lee ),신창호 ( Chang Ho Shin ) 한국녹지환경디자인학회 2006 녹지환경학회지 Vol.2 No.1
Viola kusanoana Makino, called `kun-jol-bang-je-bi-kkot` is the perennial plant of Violaceae, it`s one of the plants only growing up in Ulleung-do Island in Korea. Viola kusanoana is very useful as ornamental plant or ground cover plant beside road. it is also able to be valuable plant that the ingredient of medical use can be used. This thesis is about that the most fundamental ecological characteristics and environmental condition of habitats for V. kusanoana and the flora were researched. This investigation was carried out in Ulleung-do Island. V. kusanoana has a tendency to live from lower part to upper part in the mountain. Especially, in the condition under altitude 200m, V. kusanoana community was developed with Duchesnea chrysantha (Z. et M.) Miq., Circaea s.p on northern slope and Western, west-southern slope over altitude 400m was also the place the community was developed with Adiatum pedatum L., Schizophragma hydrangeoides S. et Z.. V. kusanoana community was developed on the semi-shade. Species diversity index was very high as 0.9467 in Simpson index and 1.3433 in Shannon-wiener index. In the case of flora, The vascular bundle plants were 29 families 41 genera 41 species 2 varity species. Liliaceae was 11.6% in whole vascular bundle plants. Umbelliferae was 9.3%. Especially, perenial ocupied 93.02% and biennial ocupied 6.98% in the whole vascular bundle plants.
金奎植,柳根玉,韓永昌,朴在仁 충북대학교 농업과학기술연구소 2000 農業科學硏究 Vol.17 No.-
To maximize genetic gains and to establish an effective and long term breeding strategy for Pinus densiflora through estimation of genetic parameters, such as heritability and expected genetic gains, a progeny test was carried out. The open-pollinated seeds were collected from 49 selected plus trees of Pinus densiflora S. et Z. in the fall of 1984 and outplanted at four localities, Kongju, Wanju, Naju and Kyoungju. Measurements were taken at the 8-year old seedling stage and the obtained results from this test were summarized as follows; Significant differences among families were observed in both height and diameter at root collar. Individual heritability estimated for height and diameter at root collar was 0.126 and 0.082, respectively while family heritability estimated 0.531 and 0.473. Considering 20% of selection intensity with combined selection method, the improved genetic gains for each characters were estimated as 9.5% for height growth and 8.3 percents for diameter at root collar.