...遗传增益；耐密性；育种策略 [gap=2306]Key words: maize (Zea mays L.); single cross; yield; agronomy traits; genetic gains; tolerance to high density; technology ..
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realized genetic gains 现实遗传增益
certification of actual genetic gains 现实遗传增益
genetic and economic gains 遗传增益和经济效益
Selection differential and genetic gains are also estimated.
计算了优树的选择差和遗传增益。
A new idea served for study on genetic gains of multiple character and estimation of basic population size was represented in the paper.
为作物育种中多性状遗传进度研究及群体规模估计提出了新的设想。
The genetic gains of 17.8%, 18.6% and 18.7% would be got when 50 plus families were primarily selected based on DBH, height and volume respectively.
根据胸径、树高和材积进行优良家系的初步选择，选择前50个优良家系所获得的遗传增益分别为17.8%、18.6%和18.7%。
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