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宜丰县政协委员、黄岗乡科技示范户刘课真及其儿子刘文胜,从1986年起连续5年,历尽千辛万苦,排除万难,潜心学习和钻研,四方拜师和求教,在自家责任田进行光敏核不育系在赣西北地区的育性观察试验。 他通过引进外地材料和自已系谱选育,对10个光敏核不育系进行观察。5年来分期分批播插、套袋、染色和镜检,详细记载温度和抽穗开花始末时间,观察育性转换机理;观察和记载可染花粉率及不育度和套袋自交结实率、不育性转换期和稳定期,积累了一大批有用数据和资料;并进行了组合测配和海南跟班拜师制种等等。不顾家庭重负和生产、生活上的一切困难,孜孜追求,执着向前,誓为科技进步和农业开发作贡献！
Yifeng County CPPCC National Committee, Huang Gangxiang science and technology demonstration households Liu Zhen and his son Liu Wensheng, from 1986 for five consecutive years, experienced untold hardships, to eliminate all difficulties, study and study with great concentration, the Quartet apprentice and neighborhoods, in their own responsibility field Fertility Observation Experiment of Photosensitive Genic Male Sterile Line in the Northwest of Jiangxi Province. Through the introduction of foreign materials and self-genealogy breeding, he observed 10 photo-sensitive genic male sterile lines. In the past five years, the temperature, flowering and flowering stages were recorded in detail by stages, bagging, dyeing and microscopic examination. The mechanism of fertility conversion was observed. The rates of pollination, sterility and selfing rate of bagging were observed and recorded. Infertility conversion period and stable period, has accumulated a large number of useful data and information; Regardless of family burden and production, all the difficulties in life, diligently pursue, persevere forward, vow to make contributions to scientific and technological progress and agricultural development!