1) sterility changeover
育性转化
1.
The male sterile line of Chinese cabbage with Brassica napus cytoplasm CMS3411-7、CMS7311 and their maintainers were used in this experiment, and the isozymes related with sterility changeover were analyzed in order to provide the necessary clues of the mechanisms of temperature sensitive male sterility and changeover of sterility.
本实验通过对大白菜细胞质雄性不育系CMS3411-7,CMS7311 及其保持系的同工酶进行了比较研究分析,为探究其温敏型雄性不育和育性转化的内在机理提供必要的线索。
3) Heteromorphosis development
转化发育
4) fertility alteration
育性转换
1.
Relationship between fertility alteration of fertility-changing sterile plant of nucleus male sterile line Kang A_1 and temperature in cotton;
棉花核不育系抗A_1育性转换不育株育性变化与温度的关系
2.
7 ℃ during their sensitive stage to temperature for fertility alteration.
)核不育系YW-2S、广占63S、1103S、培矮64S的育性转换特性进行了系统研究。
3.
This paper reports the study of fertility alteration character of Pingxiang Dominant Genic Male Sterile Rice under na- ture condition and in phytotron.
利用人工控温条件和自然光温条件,研究了萍乡显性核不育水稻育性转换的特性。
5) Fertility conversion
育性转换
1.
The mechanism of fertility conversion of temperature sensitive genic male sterile line in maize was studied by the methods of sowing with stages and investigating leafage.
利用分期播种和田间跟踪调查叶龄的方法 ,以琼 6Qms为材料研究了玉米温敏型核雄性不育的育性转换机制 ,结果表明 ,日最高温度是育性转换的主要因子 ,表现出低温可育 ,高温不育 ,育性转换的温度区间为 2 7～ 31℃ ;同时日照长度对育性转换也有一定的影响 ,表现为长日照不育 ,短日照可育 。
2.
Temian S-1 was used as studying material, this paper studied rules of growth and development of the male sterility in natural environment, the effects of average diurnal temperature, and different sunlight on fertility conversion, mechanism of fertility conversion at different temperature.
以新育种材料特棉S-1为供试材料,研究了特棉S-1在自然生态条件下的生长发育规律、日平均气温对特棉S-1育性转换影响、不同气温条件下特棉S-1育性转换规律、光照长短对特棉S-1育性转换影响、不同授粉时间对特棉S-1成铃率影响等方面的内容。
6) Fertility transformation
育性转换
1.
Fertility transformation of six ecological male sterile wheat lines which have 4 different development patterns was investigated by sowing at 5 different dates with the interval of 10 days in Changsha in 1998~2000.
在长沙通过分期播种对4种不同发育类型的生态雄性不育小麦的育性转换特性进行了研究,结果表明:春性不育系的育性与出苗至拔节期的温光条件相关不显著,与拔节至抽穗期的温度显著正相关,而与日照长度相关不显著,属低温敏不育类型;半冬性不育系和冬性不育系的育性与出苗至拔节期的温度显著或极显著负相关,与日照长度相关不显著,与拔节至抽穗期的温度和日照长度显著正相关,属短日低温敏不育类型;强冬性不育系在5个播期中均全不育,可能属光敏(短日)不育类型。
2.
Photoperiod at booting and heading stages of the plant was shown to have significant effect on its fertility transformation,although temperature during these stages was the main factor determining fertility transformation for this genotype.
人工气候箱控制试验表明，温敏型细胞核雄性不育小麦C49S的育性转换除主要受控于孕穗、抽穗期的温度外，孕稳、抽穗期的日长对育性转换有一定影响，C49S在低温短日照不育，温暖长日照可育。
补充资料：连续性与非连续性(见间断性与不间断性)
连续性与非连续性(见间断性与不间断性)
continuity and discontinuity
11an父ux泊g四f“山。麻以角g、.连续性与非连续性(c。nt，n琳t:nuity一)_见间断性与不间断性。and diseo红ti-
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条