backcross

基本解釋

• v. 使（雜種）回交（或逆代雜交）
• n. 回交；逆代雜交；回交子代

同根派生

• backcross相關(guān)詞

英漢例句

• Backcross with c ommon wheat had completely no seed set.
  用普通小麥回交，未獲得回交后代。
• The resistant level was declined with increasing of backcross generations.
  (2)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.
  摘要利用連續(xù)回交手段將矮敗小麥由冬性轉(zhuǎn)育為春性。
• Methods The mice were bred in different ways,including crossbreed,backcross and intercross.
  方法采用雜交、回交、互交的方法進(jìn)行培育;
• Transfer of Xa 21 gene resistant to bacterial blight for rice through backcross and anther culture.
  應(yīng)用回交和花培轉(zhuǎn)育水稻抗白葉枯病基因Xa-21

• backcross更多例句

詞組短語

短語

• backcross progeny 回交子代
• Backcross population 回交群體
• Inverse backcross 反回交
• double backcross 雙向回交;雙反交
• backcross method 回交法

• backcross更多詞組

英英字典

柯林斯英英字典

• to mate (a hybrid of the first generation) with one of its parents
• the offspring so produced

• backcross劍橋字典
• backcross柯林斯字典

專業(yè)釋義

生物學(xué)

• 回交

農(nóng)業(yè)科學(xué)

• 回交