您要查找的是不是:
- Trilineage sterile line 三系不育系
- Observations on the Morphological Structure of Style and Stigma of Male Sterile Line of Medicago varia Martin. Cv. 苜蓿雄性不育系花柱与柱头形态结构观察研究。
- Inheritance and Utilization of Recessive Genic Male Sterile line ZWA in Brassica Napus L. 甘蓝型油菜隐性核不育材料ZWA的遗传利用研究。
- Alloplasmic male sterile line 034A was breeded by using method of distant hybridization and backcross. 通过萝卜远缘杂交创建不育源,再经过回交转育而选育出异源胞质不育系034A。
- Among sterile lines 880A is a better A line, though it is susceptive in smut. 不育系中,880A表现较好,但是易感黑穗病,需要改良。
- Title: Anatomical Observations of Anther Development of NCa, a Cytoplasmic Male Sterile Line in Rapeseed( Brassica napus L. 关键词:甘蓝型油菜;细胞质雄性不育;花药发育;花粉败育;细胞解剖学
- The results showed that t h e frequency of chromosomal variation of the sterile line was 18%,and that of the receptor was 0.8%. 结果发现,不育变异体花粉母细胞染色体异常比率达到18%25,而受体花粉母细胞染色体异常比例为0.;8%25,二者存在明显差异。
- The seed-setting rate of inbreed in bagging of the seven sterile line is zero, thg rate of sterile plant and sterile ability is 100%steadily. 这7个不育系的套袋自交结实率均为0,不育株率和不育度均稳定地达到100%25;
- Male sterile line mainly came from the natural mutant, and then transformed sterile line and maintainer line by backcross. 其胞质雄性不育源大多来自自然突变,后经回交转育出不育系和保持系。
- The co mbining ability of S10 and its combinations was tested.The transferring me thod of genetic male sterile line was discussed. 对育成的雄性不育系S10进行了配合力测定,并对所配组合做了品比试验。
- At the same time, recurrent selection, blue marked and fertility appraisal is one of the effective means for this male sterile line and its maintainer. 这说明利用轮回选择、标记及育性分离选择是蓝标型小麦核不育、保持系转育和遗传改良的有效途径。
- It was named AB91.Jiyan 5 is a sweet pepper F1 hybrid,obtained from crossing the genic male sterile line AB91 with inbred line JR. 以AB91为母本,以优良自交系JR为父本,选育成早熟、抗病、高产、优质的甜椒一代杂种冀研5号。
- Positive dots appeared in nuclear DNA and chloroplast DNA of D-type sterile line and its hybrid F1,but did not appear in the receptor. 实验结果表明:D型不育系及杂种F1核DNA和叶绿体DNA点杂交均呈阳性反应,而受体无阳性反应。
- Inheritance and main agronomic traits of photo-thermo-sensitive genic male sterile line with green-revertible albino leaf were investigated. 摘要对通过辐射诱变获得的具有白化转绿特性的水稻光温敏核不育突变体的遗传及其生物学特性进行了研究。
- The kinetin(KT)content was low in four out of male sterile lines tested. 在4/5的保持系中激动素含量低于保持系。
- The advantage of the recessive epistasis OMS was gaining all sterile line (ASL) by polliating temporary maintainer line (TML) to homozygous two type line (HTL). 摘要甘蓝型油菜隐性上位核不育的优点是利用纯合两型系与临保系杂交可以获得全不育系。
- The results showed that the number of POD isozyme bands and the activity of POD isozyme were differences between male sterile line and its maintainer line. 结果表明,不育系和保持系POD同工酶存在谱带增减,活性强弱变化和器官特异表达等差异;
- The embryological mechanism of parthenogenesis induced by the 1BL/1RS male sterile line with Ae. ventricosa cytoplasm in wheat is studied in this paper. 摘要采用石蜡切片法就胚胎学对偏型1BL/1RS小麦雄性不育系诱导单性孤雌生殖的机理进行了研究。
- At the points of yield of hybrid seeds production and natural pollination of sterile line, ASL was notably higher than HTL and CMS, and lowed the cost to large extent. 在杂交制种和不育系自然授粉的产量方面核全不育系明显优于核两型系和质不育系,从而使杂种成本大幅降低。
- The paper introduces the breeding methods of the homozygous two-type line,temporary maintainer line and complete sterile line with a recessive epistasis nuclear male sterile. 对甘蓝型油菜隐性上位细胞核雄性不育纯合两型系、临保系和全不育系的转育方法进行了介绍。