| 单词 | selective breeding |
| 释义 | selective breeding noun[U] biologyspecializeduk/sɪˌlek.tɪv ˈbriː.dɪŋ/us/sɪˌlek.tɪv ˈbriː.dɪŋ/theprocessofchoosingonlyplantsandanimalswithdesirablecharacteristicstoreproduce 选择育种；选配Breeds & breeding
selective breeding| American Dictionaryselective breeding noun[U] us/səˈlek·tɪv ˈbri·dɪŋ/biology theprocessofchoosingonlyplantsandanimalswithdesirablecharacteristicstoreproduce Examplesofselective breedingselective breeding Those that do produce fine wool include products ofselectivebreeding. From theCambridge English Corpus Genetic manipulation byselectivebreedingor direct molecular techniques is an established method for improving productive capacity and the regional usefulness of crops. From theCambridge English Corpus Byselectivebreedinghumans were able to nurture specific traits in animals and plants, long before they had the means to directly manipulate the genome. From theCambridge English Corpus Theselectivebreedingof crops and animals demonstrates the tendency of mankind to pursue short-term advantage without considering the long-term consequences. From theCambridge English Corpus However, in neither case is the scatter substantial enough to convincingly explain the postalsurvey results without invoking under-ascertainment and/orselectivebreeding. From theCambridge English Corpus Selectivebreedingand directed molecular techniques address biological shortcomings of plants and animals and overcome environmental limitations. From theCambridge English Corpus Heritable component of variation in ballooning behaviour estimated as only 10%, butselectivebreeding for short or long latency increased magnitude of these tendencies in both directions. From theCambridge English Corpus In fact, in order to get the line difference in aggression, theselectivebreedingregimen necessarily includes a rigidly controlled rearing environment from generation to generation. From theCambridge English Corpus The coherence of these findings supports the hypothesis thatselectivebreedingdifferences for social behaviors has produced correlated changes in processes that affect the synthesis of immunederived molecules. From theCambridge English Corpus Notification applies to plants whose novel traits are introduced through genetic engineering, but also to plants whose novel traits are the result of conventionalselectivebreedingmethods. From theCambridge English Corpus Selectivebreedingfor rapid growth of broiler chickens is not, of itself, a cause for concern. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 The top champions are apparently a result of suchselectivebreedingover generations. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 The proponents of genetic modification often argue that there is an essential similarity between it and naturalselectivebreeding. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Congenital ailments are an inherent problem in dog breeding and in many instances they can be avoided by carefulselectivebreeding. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 We are not talking about treatment and cure, but about culling and search-and-destroy operations—in other words,selectivebreeding. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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