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Cluster 分析에 依한 陸地棉品種의 分類에 関한 硏究
B. M. Kae(桂鳳明),H. Kikuchi(菊池文雄),T. Shiga(志賀敏夫) 한국육종학회 1983 한국육종학회지 Vol.15 No.2
Eight principal clusters were extracted by using the Q-type affinity as the difference of maturity, plant type, number of bolls per plant, boll size, proportion and quality of lint and seed grain size among the collected 100 cotton varieties from major cotton producing countries in the world. The group II, V and VIII contains the desirable varieties as breeding meterial for early maturing, plenty lint yield and long staple.
B. M. Kae(桂鳳明),H. Kikuchi(菊池文雄),Y. Ohta(太田保夫) 한국육종학회 1984 한국육종학회지 Vol.16 No.2
Six populations-P₁, P₂, F₁, F₂, B₁ and B₂-each of three upland cotton(Gossypium hirsutum L.) crosses were used to evaluate gene effects in the inheritance of six useful agronomic characters by Gamble’s six-parameter model for the analysis of generation means. The additive gene action governed the staple length and lint percentage, so that the individual selection for these characters in F₂ generation will be very valid steps. Since the additive gene actions of boll weight and days to flowering were equal to the dominant gene actions of these, since the number of bolls per plant and lint yield per plant were governed by the dominant gene actions, there are hopeful that the desirable types for those characters will be selected by the effective steps, according to increasing the additive gene effects of those in the following generation.
水稻 遠緣交雜集團에 있어서 登熟期黑色穎의 遺傳 및 Phenol 着色濃度와 出穗期와의 關係
H. C. CHOI(崔海椿),F. KIKUCHI(菊池文雄) 한국육종학회 1978 한국육종학회지 Vol.10 No.2
Inheritance of the phenol-reaction color of hull in some remote crosses of rice was controlled by single dominant gene and there was no segregating distortion by the hybrid sterility. In the cross of Josaengtongil×Minehikari, inheritance of black-hull at ripening stage was controlled by 3 complimentary genes and one of them was a gene controlling the phenol-staining of rice hull. Heading date was inherited by some complimentary or poly genes and lateness was dominance. The genes related to the darkness of phenol-reacted color of rice hull were inherited quantitatively and linked with a part of genes controlling the heading time of rice.