http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Ho Yeong Kim(金晧瑛),Soo Kwan Lee(李壽寬),Geun Sik Chung(鄭根植),Kwon Yowl Chang(張權烈) 한국육종학회 1986 한국육종학회지 Vol.18 No.3
The genetic of grain shattering in rice was studied in a 5 × 5 diallel cross set involving 5 rice varieties, three of which were non-shattering (Seomjinbyeo, Baegyangbyeo and Milyang 30) and the remaining two were easy-shattering(Milyang 23 and IR50). The effect of reciprocal combining was not clear in grain shattering of rice. Highly significant GCA (general combining ability) and SCA (specific combining ability) effects were observed on grain shattering in F₁ and F₂ generations while GCA effect was greater than SCA effect. Baegyangbyeo and Milyang 30 recorded high tendency of the non-shattering in GCA effects. Estimates of genetic parameters following Hayman’s method showed significant additive and non additive gene action, and the former appeared to be more larger than the latter. By Wr/Vr graphic analysis, grain shattering was incomplete dominance. Comparing with Seomjinbyeo, Baegyangbyeo, Milyang 30, IR 50 and Milyand 23 possesed more dominant alleles. Grain shattering suggested the involvement of both major and minor genes, and narrow sense heritability was high in F₁ and F₂ generation.
이동웅,최형철,이광윤,이수관,김정애,용철순,김진숙,허근,신손문,구병수,하정희,Lee, Dong-Ung,Choi, Hyung-Chul,Lee, Kwang-Youn,Lee, Soo-Kwan,Kim, Jung-Ae,Yong, Chul-Soon,Kim, Jin-Sook,Huh, Geun,Shin, Son-Moon,Koo, Byung-Soo,Ha, Jeoung-He Korean Society of Life Science 2006 생명과학회지 Vol.16 No.7
The present study was performed to investigate the sedative effects of the combined administration of phenolic compounds. 4-hydroxy-3-methoxybenzaldehyde, a component of Gastrodia elnta, showing positive GABAergic neuromodulation was administered intraperitoneally together with an identical dose of 2,3-dihydroxybenzaldehyde, a potent antioxidant, to the rats and then evaluated for its effects on the convulsion, the hypnosis, the inxiety and the muscle relaxation. Combined administration of both compounds significantly reduced the pentyleneterazole-induced lethality. In addition, this mixture significantly enhanced the pentobarbital-induced sleeping time. Contrary to the anticonvulsive and sedative effects, the combined administration did not exhibit anxiolytic or muscle relaxant activities. These results indicated that the combined treatment of 2,3-dihydroxybenzaldehtyde and 4-hydroxy-3-methoxybenzaldehyde with different effects leads to the anticonvulsion and/or sedation 페놀성 화합물들의 병용투여가 rat의 진정효과에 미치는 영향을 조사하였다. 천마성분으로서 positive GABAergic neuromodulation을 보이는 4-hydroxy-3-methoxybenzaldehyde와 강력한 항산화물질인 2,3-dihydroxlrbenzaldehyde를 동량 투여한 결과, pentyleneterazole에 의해 유발된 사망률이 유의하게 감소되었으며 pentobarbital에 의해 유도된 수면시간은 유의하게 연장되었으나 항불안효과와 근육이완효과는 나타나지 않았다. 이러한 결과로 보아 항경련효과를 가진 화합물과 항산화 효과를 가진 화합물을 병용투여 함으로서 경련이나 불면 등의 신경증상을 효과적으로 억제할 수 있을 것으로 사료된다.
양세준(Sae Jun Yang),이수관(Soo Kwan Lee),정근식(Gun Sik Chung) 한국육종학회 1992 한국육종학회지 Vol.24 No.3
Rice leaf discoloration in latest season planting under field condition proposed as a screening method for cold tolerance and its mode of inheritance detected here. The salient findings were summarized as follows; Rice leaf discoloration in latest season planting showed from the begining of cool temperature below margin to just before frost falls under field condition at adult stage. Components value, showing the dispersion of population, in rice leaf discoloration of 44 genotypes at weekly reading under two different condition indicated appropriate time to distinguish varietal difference. Highly significant correlation(r=0.7536) recognized between adult stage in latest season planting under field and seedling stage under cool water tank. Clear difference in rice leaf discoloration recognized among varietal groups. Indica having cold tolerance and Tongil type rice showed more greater degree and variance value in leaf discoloration than that of Japonica rice. Any significant varietal difference in leaf discoloration could not recognize in the Japonica rice. Based on the screening test, Milyang 83 as susceptible parent, and Iri 371, IR20654-RRR-15-1 as resistant parents were selected, then crossed reciprocally to detect inheritance mode of leaf discoloration. The mode of inheritance for rice leaf discoloration revealed that resistant characteristics was showed to be partial dominance, and the maternal effects could not be recognized.
大豆의 世代短縮에 關한 硏究 Ⅱ. 日長處理가 開花 및 成熟에 미치는 影響
Doo Chull Shin(申斗澈),Hyung Soo Suh(徐亨洙),Soo Kwan Lee(李壽寬) 한국육종학회 1992 한국육종학회지 Vol.24 No.4
For the four times of rapid generation advancement(RGA) of soybean in a year including two times of RGA in the greenhouse during winter, this experiment was conducted to investigate the method of two times of RGA for six months from May to October under different day lengths with natural temperature condition. For this experiment four soybean cultivars, H-25(maturity group, Ⅱ), Ishiharadaizu(Ⅱ), Milyangkong(Ⅲ-Ⅳ), Essex(Ⅴ) were planted on May 1 and August 1 in 1987 in 1/2,000a pots at the Yeongnam Crop Experiment Station(35° 29’ N, 128° 45’ E). And four different day lengths(natural, 12 hour, 10 hour and 8 hour photoperiods) were applied from unifoliate stage to flowering of soybean. The days from planting to flowering(DPF), flowering to maturity(DFM) and planting to maturity(DPM) were shortened effectively at the 10 hours day length at planting on May 1. DFM of Ishiharadaizu was the shortest by 84 days, and it of Essex was the longest by 97 days under 10 hours photoperiod among four cultivars planted on May 1. Also at planting on August 1, DFM of Ishiharadaizu was the shortest by 79 days and it of Milyangkong was the longest by 90 days under 10 hours photoperiod. Under 10 hours day length, the number of grains per plant of four cultivars were ranged from 33 to 59 at planting on May 1, and from 20 to 30 at planting on August 1. These results suggested that two times of generation could be advanced for six months from May 1 to October 31 by applying 10 hours day length from unifoliate to flowering, by harvesting immature soybean seeds before 15 to 20 days of maturity which have germinability over 80 percent.
Yong Jin Park(朴容陳),Ho Young Kim(金皓瑛),Hyung Soo Suh(徐亨洙),Jae Wook Shim(沈載昱),Soo Kwan Lee(李壽寬) 한국육종학회 1993 한국육종학회지 Vol.25 No.2
Comparative analysis of paeoniflorin and albiflorin content was performed by HPLC using the roots of P. lactiflora Pall. which were different root ages and those of wild species. Both contents of albiflorin and paeoniflorin of roots, having the thickness below 2㎜, were higher than any other root, being above 2㎜ including rhizome. The paeoniflorin content of rhizomes was 6.34%, showing higher than those of the thick roots used as medicinal drugs, but there were no diffenences of paeoniflorin contents in the roots above 5㎜. In the content comparisions between root cortex and core in the same roots, the cortex showed higher paeoniflorin content than core. The albiflorin and paeoniflorin contents among the different root ages of single flower type had little differences and the content paeoniflorin in the wild species(P. japonica Takeda.) was lower than that of P. lactiflora Pall.