backcross
美 [bækk'r?s] 
英 [bækk'r?s]
- n.回交；〔遺〕回交雜種；〔遺〕反交
- v.逆代雜交
- 網(wǎng)絡(luò)回交作用；倒剪；后胸闊
詞形變化
復(fù)數(shù)：backcrosses 現(xiàn)在分詞：backcrossing 過(guò)去分詞：backcrossed
英漢解釋
英英解釋
例句
Backcross breeding is a useful method to transfer favorable alleles from a donor parent into a recipient parent.
回交育種是把有利基因從供體親本向受體親本轉(zhuǎn)移的一種有效方法，標(biāo)記輔助選擇可加速其進(jìn)程。
Backcross A cross between an individual and an individual of the original parent generation.
雜交產(chǎn)生的子一代個(gè)體再與其親本進(jìn)行交配的方式。
The utility of the limited backcross method for improvement of quantitative traits was discussed.
對(duì)采用不飽和回交方法改良數(shù)量性狀進(jìn)行了討論。
In this study, we used marker-assisted selection for high-oleic, low linolenic acid content rapeseed in three backcross combinations.
本研究利用三個(gè)回交組合，針對(duì)油菜種子高油酸、低亞麻酸含量進(jìn)行分子標(biāo)記輔助選擇。
So it was better to take the backcross method than other methods in anti-strip rust breeding.
由此在抗條銹育種上采用回交方法的效果較好。
and there are backcross individuals exist among the putative parent L. subspicata.
而假設(shè)親本穗序橐吾中還存在回交的個(gè)體。
The resistant level was declined with increasing of backcross generations.
在回交后代中，抗性水平逐代降低。
Dwarfing-sterile wheat was changed from winterness to springness by continue backcross .
利用連續(xù)回交手段將矮敗小麥由冬性轉(zhuǎn)育為春性。
Modified Backcross Pyramiding Breeding with Molecular Marker-Assisted Selection and Its Applications in Cotton
分子標(biāo)記輔助選擇的修飾回交聚合育種方法及其在棉花上的應(yīng)用
Studies on the Hexaploid Interspecific Hybrid and Its Backcross with Cultivars in Strawberry
草莓六倍體種間雜種及其回交研究
Identification and Screening of Favorable Genes from Rice Germplasm in Backcross Introgression Populations
回交導(dǎo)入后代水稻種質(zhì)有利基因的鑒定與篩選研究
Performance of pest-resistance of the Bt transgenic rice plant in its first backcross progeny
Bt轉(zhuǎn)基因水稻在回交一代的抗蟲性表現(xiàn)
Detection of Homogeneity between Imported Grant Parent Layers Using Recessive Backcross and PCR-RFLP Techniques
PCR-RFLP和測(cè)交方法對(duì)進(jìn)口祖代蛋雞異性個(gè)體間的遺傳同質(zhì)性檢測(cè)
Insect - resistance identification of second backcross generation of Bt transgenic maize
轉(zhuǎn)Bt基因玉米回交二代抗蟲性鑒定
Approximate Estimation of Minimal Sample Size Required for Marker-Assisted Backcross Breeding
標(biāo)記輔助回交育種中所需最小樣本容量的近似估計(jì)
Improving Seedling Cold Tolerance of Japonica Rice by Using the "Hidden Diversity" in Indica Rice Germplasm in a Backcross Breeding Program
利用秈稻資源中的“隱蔽有利基因”提高粳稻苗期耐冷性
Analysis of Isozymes in Male Sterile line and Its Backcross Progenies of Alfalfa
苜蓿雄性不育系及其回交后代同工酶分析
Segregation Analysis of Quantitative Traits in Backcross Inbred Line Population
回交自交系群體數(shù)量性狀遺傳體系的分離分析方法
Backcross Breeding Keys and Its Application on Watermelon
回交育種法要點(diǎn)及其在西瓜上的應(yīng)用
Preliminary Report on Improvement Result to Popcorn Using Normal Corn Germplasm and Backcross
普通玉米種質(zhì)及雙回交對(duì)爆裂玉米改良效果初報(bào)
Preliminary Report on Improvement Result to Popcorn Using Normal Corn Germplasm and Backcross
普通玉米種質(zhì)及雙回交對(duì)爆裂玉米改良效果初報(bào)
Insect-resistant identification of the second backcross generation of Bt transformed gene in maize
轉(zhuǎn)Bt基因玉米回交二代的抗蟲性鑒定
Selection of RAPD Marker Linked to Tomato Cold Tolerance Using Higher Progeny Material of Backcross
用高代回交材料篩選與番茄耐冷性相關(guān)的RAPD分子標(biāo)記
The SSR Marker of the Female Sterile Gene in Wheat by Backcross Population Analysis
利用回交群體對(duì)小麥雌性不育基因的SSR標(biāo)記
Chromosome Number and Ploidy of Backcross Progenies from Hybrids of Common Carp and Crucian Carp
鯉鯽雜交回交子代的染色體數(shù)目及倍性
The Results of Using Simple Backcross Breeding Method on Resistant to Frogeye Leaf Spot of Soybean
簡(jiǎn)單回交方法在大豆抗灰斑病育種上應(yīng)用效果分析
Detection of Genetic System of Quantitative Traits Using Backcross and Selfing Families
植物數(shù)量性狀遺傳體系檢測(cè)中回交或自交家系重復(fù)試驗(yàn)數(shù)據(jù)的分析方法
Screening mungbean new varieties for resistance to bruchids through backcross breeding
綠豆抗豆象品系及回交親本抗性鑒定
Analysis of Chilling Resistance of Tomato Cross and Backcross Progeny
番茄雜交及回交后代耐冷性分析
Effect of Brine on Backcross Setting Percentage of Radish Male Sterility Line
提高蘿卜雄性不育系回交結(jié)實(shí)率的探討
