backcross是什么意思，backcross怎么读，backcross的意思是：回[逆]交，回交杂种

backcross怎么读，backcross的音标和真人发音

英音 [bækk'rɒs]

美音 [bækk'rɒs]

n.回[逆]交，回交杂种
vt.使回交
vi.回交

复数： backcrosses
第三人称单数： backcrosses
过去式： backcrossed
过去分词： backcrossed
现在分词： backcrossing

Analysis of cooked rice elongation of core germplasm in rice and the backcross progenies of indica restore line chenghui 448 .: 水稻核心种质及成恢448回交后代的稻米延伸性研究。

The results of using simple backcross breeding method on resistant to frogeye leaf spot of soybean .: 简单回交方法在大豆抗灰斑病育种上应用效果分析。

Correlation analysis of the 4 growth traits in the common carp backcross population .: 鲤回交群体4种生长性状的相关性分析。

Fertility observation on different backcross generations of isonuclear alloplasmic male sterile line in maize . Crossed with test lines .: 玉米同核异质不育系与测验系杂交不同回交后代的育性观察。

By means of vertical slab polyacrylamide gel electrophoresis , perioxidase isozyme ( pod ) and esterase isozyme ( est ) in male sterile line and its backcross progenies of alfalfa were analyed .: 采用聚丙烯酰胺凝胶垂直板电泳技术对苜蓿雄性不育系及其回交后代进行过氧化物酶(pod)、酯酶(est)同工酶分析。

The transgenic maize germplasm creation and its variety breeding involve many links including backcross breeding , molecular detection , object trait identification , transgenic bio-safety evaluation and new transgenic maize variety examination and approval , etc. this paper briefly expounded and discussed about the above technological links , and prospected the future of transgenic maize breeding .: 转基因玉米新种质创制及品种培育涉及回交转育、分子检测、目标性状鉴定筛选、转基因生物安全评价试验、转基因玉米新品种的审定等诸多环节,就以上环节进行了简要阐述与研讨,并展望了今后转基因玉米育种的前景。

Analysis of changing of fatty acid content in peanut by backcross breeding .: 回交育种分析花生脂肪酸含量的变化。

Correlation analysis to the 4 growth traits in the carp backcross population .: 鲤鱼回交群体的4种生长性状的相关性分析。

Study on improvement of the sex-linkaged balanced lethal silkworm strain by backcross .: 回交改良家蚕性连锁平衡致死系的研究。

Utilizing rolling convergent backcross method to breed new wheat variety yangmai 18 with powdery mildew resistance .: 应用滚动回交选育抗白粉病小麦新品种扬麦18。

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