自交不亲和系

对结球甘蓝自交不亲和系进行快繁，以探讨不同外植体、激素配比及浓度、定植方式等因素对结球甘蓝不定芽、不定根发生能力等的影响。

The factors of explants , hormone combination and concentration and plant mode were investigated on tissue rapid reproduction technology of self-incompatible line in headed cabbage .

结球甘蓝自交不亲和系组织快繁体系研究

Tissue Rapid Reproduction Technology of Self-incompatible Line in Headed Cabbage

喷施NaCl溶液对春魁甘蓝自交不亲和系结实率的影响

Effection of Self-incompatible Lines by Spraying NaCl to Cabbage " Chunkui "

目前，大部分芸苔属蔬菜均是利用自交不亲和系来生产F1代杂交种。

At present , it is considered as a main method to produce commercial F1 hybrid cultivars using self-incompatible system in most Brassica vegetables , due to its wide presence .

自交不亲和系的‘9’总体甲基化的水平比自交不亲和系的‘甘6’高出2.34%；正反交的子代基因组DNA的甲基化水平差异较小。

Self-incompatibility line of ' 9 ' overall percentage of methylation than the self-incompatibility system in the ' Gan 6 ' higher than 2.34 % . Self-compatible line and the self-incompatible line reciprocal cross the progeny genomic DNA methylation level of disparity . 2 .

花菜新品种金佛洁玉由重庆市农业科学研究所采用优势育种原理，以高代材料自交不亲和系9407-Ф-6-1-2-A为母本、30-A-2-1（D）为父本杂交选育而成。

' Jinfojieyu ' cauliflower was crossed by 9407 - Ф - 6-1-2-A of self-incompatibility line as female parent and 30-A-2-1 ( D ) as male parent .

大白菜自交不亲和系种子生长发育规律研究

Preliminary Study on Seed Growth and Development of Self - incompatibility Chinese Cabbage

玉米生态型自交不亲和系花丝基因差异表达分析

Analyses of Genes Differential Expression in the Silk of the Ecological Self-incompatibility Maize Line

甘蓝自交不亲和系花粉与柱头离体保存及相互识别效应研究

Study on Mutual Recognition and Preservation in Vitro of Pollens and Stigmas of Cabbage with Self-incompatibility

用种子结实分析方法测定时，2个品系：2737和409表现为自交不亲和系。

Self-incompatible lines were detected on 27-3-7 and 40-9 lines when tested by using seed-setting analysis .

种株越冬方式·处理方式对春魁甘蓝自交不亲和系的影响

Effects of Overwintering Ways and Treatment Methods of Seed Plants on the Self-incompatible Lines of " Chunkui " Cabbage

杂交率比用自交不亲和系制种的高5%～8%。

Moreover the percentage of hybrid purity is 5 % - 8 % higher than that produced from the self-incompatible lines .

以易抽薹型大白菜自交不亲和系87158为试材，探讨了苗期遮光对其抽薹开花的影响。

The self-imcompatibility line 87158 , an easy bolting type was used to study the effect of shading in seedling stage on bolting and flowering .

以双蒸水和巯基乙醇作为提取液处理花粉，均未发现自交不亲和系共有的特征带。

When the proteins of pollens were treated with ultrapure water and mercaptoethanol , no specific band was observed among the self-incompatible lines and the compatible lines .

试验取得了以下研究结果：1.通过对征集到的96份材料的观测和评价，选育出6个自交不亲和系。

The main results were as follows : 1 . Six self-incompatible lines and three male sterile lines were gained from observating and evaluating of ninety-six broccoli materials .

应用大白菜自交不亲和系配制一代杂交种，在隔离区内大白菜花期投放适量的蜂群，以研究蜜蜂授粉对大白菜杂交制种产量与质量的影响。

Pollination effects on the yield and quality of the hybrid seed of Chinese cabbage were investigated by putting the bee colony on the isolated plots at flowering phase .

与原二倍体自交不亲和系亲本比较，四倍体甘蓝花期自交不亲和性有所减弱，但没有发生质的改变，仍保持着自交不亲和性的遗传特点。

5.1n comparison with the diploid self-incompatibility parents , the self-incompatibility of the induced tetraploid head cabbage has not taken place the nature change , that is , it has still maintained the genetic character of the self-incompatibility .

利用上述培育的甘兰自交不亲和系及引自上海园艺研究所的黑叶小平头自交不亲和系的材料，进行了160多个组合搭配，从中选育出一个早熟、二个中早熟优良组合。

In addition , using the six self-incompatible lines as indicated above and Black Leaf self-incompatible line introduced from Shanghai Vegetable Research Institute , more than 160 combinations have been made , and one early and two mid-early superior combinations were selected among them .

经过5%NaCl溶液处理后的甘蓝自交不亲和系的柱头表膜乳突细胞或皱缩或破裂，花粉粒很容易萌发并长出花粉管，然后花粉管穿破乳突细胞壁而伸入花柱完成受精作用。

With 5 % NaCl solution treatment is studied , the surface papilla cells of the stigma tended to crimple or break . So most of the pollen grains are able to germinate and the pollen tubes could elongate into the styles to fecundation .

利用激光和高压静电场处理试材花粉，研究了激光和高压静电场对品种的自交不亲和性及品系间的杂交不亲和性产生的影响。

Treated with a laser or under high-voltage electrostatic fields , pollens were studied by observing the surface structure , and determining amylase activity and germination of pollens .

合成的品系中79%自交不亲和、34%品系抗寒、96%的品系耐热、8%品系抗病毒病。84%的品系抗油菜霜霉病、78%避开了菌核病。

79 % strains were self-incompatible , 34 % cold resistant , 96 % heat tolerant , 8 % virus resistant , 84 % downy mildew resistant and 78 % avoided S. sclerotiorum .

芸芥自交亲和系与自交不亲和系SOD、POD和CAT酶活性

Studies on SOD 、 POD and CAT activity between self-compatible and self-incompatible lines in Eruca sativa Mill

经过2年的自交选择，各品系自交不亲和性更趋于稳定，选择出6个自交不亲和品系和1个自交亲和系。

After selection for 2 years , 6 self-incompatible lines and 1 self-compatible line were selected .