http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
육묘 기간중의 고도 차이가 자묘의 특성 및 딸기 수량에 미치는 영향
이종남(Jong Nam Lee),임주성(Ju Sung Lim),이준구(Jun Gu Lee),남춘우(Chun Woo Nam),김기덕(Ki Deog Kim),이응호(Eung Ho Lee),용영록(Young Rog Yeoung) 한국원예학회 2010 원예과학기술지 Vol.28 No.4
The nursery plant quality and flower bud induction of new strawberry cultivars, ‘Maehyang’ and ‘Seolhyang’ in forcing culture were evaluated in the highland and lowland region. In order to produce daughter plants, the new cultivars were grown in the open field located at both highland (Daekwallyung, above 800 m sea level) and lowland (Gangneung, above 20 m sea level) region, respectively. The average air temperature at highland during nursery plant propagation period was 5.3℃ lower than those at lowland. The number of daughter plants produced at lowland was 2 times as high as those of highland, presumably due to the higher air temperature. Anthracnose incidence rates of runner plants produced at lowland were 4 to 7% as high as those in highland. Mean temperature in the highland (23.5℃) during flower bud differentiation treatment was 5.1℃ lower than that in the lowland (28.6℃). Seedlings produced in highland showed higher C/N ratio and lower T/R ratio compared to those produced in lowland. The average flower bud formation date of the daughter plants grown in highland were advanced by 30 days compared to the date in lowland. Accordingly, highland was supposed to be appropriate region for raising seedlings in forcing culture of the new strawberry cultivars of ‘Maehyang’ and ‘Seolhyang’.
생물반응기를 통해 대량증식된 사계성 딸기 ‘고하’ 소식물체의 순화용기에 따른 생육특성과 묘생산 경제성
이종남(Jong Nam Lee),김혜진(Hye Jin Kim),김기덕(Ki Deog Kim),임주성(Ju Sung Im),임학태(Hak Tae Lim),용영록(Young Rok Yeoung) 한국원예학회 2012 원예과학기술지 Vol.30 No.4
This study was conducted to find out the optimum container for increasing acclimatization rate of in vitro mass propagated plantlets of Ever-bearing strawberry (Fragaria × ananassa Duch.) via bioreactor. Four types of containers were used such as transparent plastic container (TPC), plug tray (PT), I-pot (IP), and black vinyl pot (BVP). Number of date maintaining soil water content above 10% was five days in TPC, three to four days in BVP, two days in PT, and one day in IP. Survival rate of plantlets was 80% in BVP, 70% in TPC, 55% in IP, and 15% in PT. In TPC, growth increment of plantlets was the greatest among all the tested containers and the lowest in IP. Numbers of runner per plant were 3.3 in BVP, 2.9 in TPC, 1.6 in PT, and 1.2 in IP. Total cost was 44,405,300 won/10 a in BVP, resulting in reducing more 6,659,400 won/10 a than IP’s (51,064,700 won/10 a). Around 102,718 plants/10 a were produced by using BVP, suggesting that 30,265.1 plants/10 a more could be produced than IP (72,452.9 plants/10 a). Production cost per plant was 432.3 won in BVP, resulting in reducing 272.5 won than IP’s (704.8 won). As a result, BVP was appropriate for acclimatization of in vitro plantlets through bioreactor system.
사계성 딸기 ‘고하’ 조직배양묘의 대량증식 시 생물반응기 내 공기주입량에 따른 생육 특성
김혜진(Hye Jin Kim),이종남(Jong Nam Lee),김기덕(Ki Deog Kim),임주성(Ju Sung Im),임학태(Hak Tae Lim),용영록(Young Rok Yeoung) 한국원예학회 2012 원예과학기술지 Vol.30 No.4
This study was conducted to determine the optimal aeration rate for mass propagation of ever-bearing strawberry by bioreactor culture. The aeration rate was treated in four levels: 0.1 vvm (air volume/medium volume/min), 0.2 vvm, 0.3 vvm, and 0.4 vvm. In 0.2 vvm conditions, shoot length was the longest at 9.03 ㎝ in bioreactor culture, leave numbers were 40.4 ea and fresh weight was 6,106 ㎎. Plant growth rate at 0.2 vvm condition was faster than other treatments. In the aeration condition, 0.2 vvm was most effective to increase aerial part growth and to decrease medium consumption. As the culture periods increased, the fresh weight also increased rapidly. After six weeks of cultivation, shoots were emerged with 10.4 ea per plantlet, resulting in developing a complete plant. As a result, the bioreactor culture system for mass propagation of strawberry is required to continuously supply the air by 0.2 vvm speed and cultivate at least for six weeks.
사계성 신품종 딸기 ‘고하’의 기내배양을 위한 배지의 적정 조건
이종남(Jong Nam Lee),김혜진(Hye Jin Kim),김기덕(Ki Deog Kim),권영석(Young Seok Kwon),임주성(Ju Sung Im),용영록(Young Rok Yeoung),임학태(Hak Tae Lim) 한국원예학회 2010 원예과학기술지 Vol.28 No.6
This study was carried out to determine suitable in vitro culture conditions of new ever-bearing strawberry (Fragaria ananassa Duch.), ‘Goha’. Four-week old plantlets which were derived from the meristem culture were used in this study. Three different culture media including MS, Gamborg B5 and White medium were used for the plant culture and the medium concentrations were at the 5 levels of 1/3×, 1/2×, 1×, 2× and 3×. Sucrose content ranged at four levels of 1, 3, 5 and 8% (w/v). Crown diameter on the MS medium was thicker (2.1 ㎜) than in other media. Fresh weight on the MS medium was 482 ㎎, which was heavier than 88 mg or 260 ㎎ of Gamborg B5 or White medium, respectively. Particularly, 1/2MS medium was found to have higher growth rate than these in other treatments (fresh weight, dry weight and D/F rate). Shoot length in the treatment of 1% sucrose concentration was 3.6 cm which was the longest. Shoot length was in inverse proportion to the increasing concentration of sucrose. Fresh weight was increased up to 3% sucrose concentration, but decreased above 5% sucrose concentration. From the results, we found that the best condition for in vitro culture of new ever-bearing strawberry ‘Goha’ was 1/2MS medium supplemented with 1% sucrose concentration.
신품종 사계성 딸기 ‘고하’의 고랭지 여름재배 시 관부수와 화방제거에 따른 생육 및 수량
이종남(Jong Nam Lee),김혜진(Hye Jin Kim),김기덕(Ki Deog Kim),유동림(Dong Lim Yoo),임주성(Ju Sung Im),용영록(Young Rok Yeoung) 한국원예학회 2014 원예과학기술지 Vol.32 No.1
This study was conducted to investigate the effects of crown numbers on growth and yield of ever-bearing strawberry (Fragaria × ananassa Duch.) Goha cultivar. Strawberry seedlings were planted with 55 × 30 cm distance on April 29, and the randomized block experimental was designed by putting the crown numbers by 1, 3, 5 and crown-unremoved as the control. At the early growth stage, as the numbers of crown decreased, the size of leaf became larger and inflorescence diameter became thicker. Plant height became higher as the number of crown increased at the final harvesting time. Fresh weight of crown-unremoved plants was 118 g, showing 77.2 g higher than that of plants with one crown. Numbers of the developed inflorescence of plants with five crowns and crown-unremoved was 20.1, whereas 6.8 of plants with one crown, resulted in 13.3 more crowns. However, crown number did not significantly affect the fruit quality. As the crown number increased, the average fruit weight was lighter and the marketable fruit rate was shown to decrease significantly. The marketable yield of crown-unremoved plants was 17,372 kg?ha<sup>-1</sup>, showing 68% higher than plants with one crown. Therefore, crown management without thinning crowns was recommended and inflorescence thickness less than 3 mm should be removed for successful production of ever-bearing strawberry ‘Goha’ cultivar during summer season.