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backcross ['bæk`krɔs]
vt.vi. 使回交, (使)逆代杂交
- The utility of the limited backcross method for improvement of quantitative traits was discussed.
对采用不饱和回交方法改良数量性状进行了讨论。 - Analysis indicated that the background similarity between the selected lines and backcross parent was90%.
7．背景分析表明，中选的单株与轮回亲本的相似程度可达到90％上。 - When high yield japonica variety with bad looking quality was used as a recurrent parent to cross with the mutant and a procedure of a limited backcross combined with identification of brown rice quality in segregation generat
以大粒型突变体为供体，高产、观米质差的晚粳推广品种为受体，采用不饱和回交结合分离世代糙米外观品质鉴定的方法，将大粒型突变体的优质性状导入晚粳背景，选育出外观米质优的晚粳新品系。
backcross
[ verb ]
mate a hybrid of the first generation with one of its parents
<verb.contact>
mate a hybrid of the first generation with one of its parents
<verb.contact>
backcross
backcross breeding
backcross hybrid
backcross mating
backcross parent
backcross ratio
backcrossed
backcrossing
backcycling
backdate
backdated
backdating
backdeep
backdigger
backdoor
backdoor data
backdoor file
backdoor file indicator
backdoor financing
backdoor listing
backdoor output
backdoor selling
backdoor spending
backdown
backdraft
backdraught
backdrift
backdrop
backdrops
Backe
Backed
backed bill
backed bond
backed by
backed cloth
backed for bail
backed frictional mat...
backed note
backed porcelain
backed stamper
backed up bit
backed up type roller...
backed-off cutter
backed-off milling cu...
backed-off tap
backed-up value
backed-up water level
backedge
backedge of impulse
backeless
backen
backend
backend computer
backend machine
backening
backer
backer pump
Backer sodium process
backerboard
backerin
backcross breeding
backcross hybrid
backcross mating
backcross parent
backcross ratio
backcrossed
backcrossing
backcycling
backdate
backdated
backdating
backdeep
backdigger
backdoor
backdoor data
backdoor file
backdoor file indicator
backdoor financing
backdoor listing
backdoor output
backdoor selling
backdoor spending
backdown
backdraft
backdraught
backdrift
backdrop
backdrops
Backe
Backed
backed bill
backed bond
backed by
backed cloth
backed for bail
backed frictional mat...
backed note
backed porcelain
backed stamper
backed up bit
backed up type roller...
backed-off cutter
backed-off milling cu...
backed-off tap
backed-up value
backed-up water level
backedge
backedge of impulse
backeless
backen
backend
backend computer
backend machine
backening
backer
backer pump
Backer sodium process
backerboard
backerin
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中国词汇量第二的英语词典
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