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Kyu-shik Jeong,정원일,Jae-yong Chung,Mi-young An,Chae-yong Jung,Gyoung-jae Lee,Jong-soo Kang,Byeong-cheol Kang,Young-heun Jee,Bruce H Williams,Young-oh Kwon,Da-hee Jeong 대한수의학회 2003 Journal of Veterinary Science Vol.4 No.2
Cirrhosis Occurring in a Young Woodchuck (Marmota monax) Due to Vertical Transmission of Woodchuck Hepatitis Virus (WHV)Da-hee Jeong, Won-il Jeong, Jae-yong Chung, Mi-young An, Chae-yong Jung, Gyoung-jae Lee1, Jong-soo Kang1, Byeong-cheol Kang2, Young-heun Jee3, Bruce H Williams4, Young-oh Kwon5 and Kyu-shik Jeong*College of Veterinary Medicine, Kyungpook National University, Daegu 702-701, Korea1Shinwon Scientific Co., LTD, Research Institute, Suwon, Korea2Clinical Research Institute, Seoul National University, Seoul 110-744, Korea3College of Veterinary Medicine, Jeju National University, Jeju 690-756, Korea
Effect of Green Manure Cultivations on Yield and Anthocyanin Content in Organic Grapevine
Park, Jun-Hong,Park, Sang-Jo,Kwon, Oh-Heun,Choi, Seong-Yong,Park, So-Deuk 한국유기농업학회 2015 韓國有機農業學會誌 Vol.23 No.2
In sustainable viticulture, green manure represents a safe and non-polluting way to bring large quantities of organic matter into the soil. The cultivation of green manure crops plays an important role in soil quality and sustainability of agricultural system. This study was conducted to evaluate the effects of green manure fertilization on yield and quality of the Campbell Early grape variety in the organic vineyard. Hairy vetch was the more productive green manure crop, yielding higher dry materials. Average yields of grape were significantly greater in hairy vetch + rye (13.02 ton ha-1) than nature weed (11.65 ton ha-1), respectively. The concentrations of total as well as individual anthocyanins were consistently higher with hairy vetch treatment compared with rye and nature weed, thus making the green manure cultivation is an environmentally friendly cultivation to increase the yield and anthocyanin contents in organic grape.
권오흔,오세명 安東大學校 農業科學技術硏究所 1998 農業科學技術 硏究論文集 Vol.5 No.-
본 시험은 참당귀의 교잡육종을 위한 기초자료를 얻고자 참당귀 6개 주산지의 지방종에 대하여 수량과 생육특성을 비교하고 각 형질간의 상관관계를 조사하였으며 그 결과를 요약하면 다음과 같다. 지상부 생육에서 出?期는 5월 1~8일로 '봉화종'보다 '인제종'과 '무주종'이 6~7일정도 빨랐고 草長은 '봉화' '무주종'이 '태백종'보다 6.3~5.1cm 컸으며,葉數는 지방종간에 차이가 없었다. 추대는 6월 15일부터 시작하여 6월 15일~7월 15일 사이에 가장 많았으며, '인제종', '울진종' 및 '태백종'은 매우 낮은 추대율을 나타내었다. 各 지방종의 지하부 생육은 根長이 45.3~52.2cm 범위였고 根徑은 45.6~51.1mm로 '무주종'이 다소 컸으나 모두 차이는 인정되지 않았다. 株當生根重은 227~374g으로 '무주종', '태백종'이 다소 높게 나타났으나 유의성이 없었고, 10a당 乾根收量은 '태백종','인제종','울진종'이 '봉화종'보다 各各 288%, 260%, 244%로 다른 계통보다 많았다. 참당귀의 수량에 가장 크게 관여하는 형질은 추대율로서 고도에 負의 相關關係를 나타내었고 근형질 중에서는 근장이 正相關 關係를 보였다. 추대율은 초장과 正相關을 根長과는 負相關關係를 나타내었다. This study was conducted to obtain basic information on crop breeding for developing bolting resistant variety of Angelica gigas N which has been subjected to severe yield reduction resulted from flower-stalk initiation during the growth. Some agronomic characteristics such as plant height, number of leaves, emergence date and bolting rates of 6 local cultivars were investigated together with root characteristics and yields. Results obtained are summarized as follows. Emergence date of cultivars investigated in this experiment were from May 1 to May 8. Emergence date of Ponghwa-cultivar was May 8, and that of Inje, Muju-cultivar were May 1 and May 2, respectively. All cultivars except Ulchin-cultivar bolted on June 15. Of 6 cultivars tested, Inje, Ulchin and Taebaek-cultivar were appeared to be low-bolting cultivars showing 1.6%, 2.0%, and 9.0% bolting rates, respectively, whereas Ponghwa and Muju-cultivar were high-bolting cultivar showing more than 40% bolting rate. Root yields based on dry weight were higher in Taebaek(535kg/10a), Inje(483kg/10a), Ulchin(454kg/10a), Pyeongchang, Muju and Ponghwa-cultivar in order. Based on the analysis of correlation coefficients among various growth characteristic of Angelica gigas N root yield show significantly negative correlation with bolting rate suggesting that bolting is definitively influence on root quality and yield. Howerer, bolting rate showed positive correlation with plant height and negative correlation with root length.