It can be applied to the screening of quality breeding materials in early generations in rapeseed quality breeding program.
特别适用于油菜品质育种低芥酸早期世代材料的筛选。
In the early generations the selection should not be too strict, and 15% selection intensity was suitable in F2 generation, but 10% was suitable in F3 and F4.
早期世代蛋白质含量的选择强度不宜太大，F2代的选择率以15%为宜，而F3和F4代的选择率以10%为宜。
The transovarial virus in 1st and 4th generations of congenital viruliferous insects can cause the second infection on early and late rice respectively.
第1、4代经卵带毒虫，还能分别引起早、晚稻再次侵染。以早栽双季晚稻和杂交晚稻发病最重，其主要感染期是在本田初期。
It is suggested that priority should be given to the weight of big-sized and middle-sized tubers in selection in the two early generations.
结果表明，大中薯重在两代的选择中都是重点考虑的因素。
Many types of patterns exist that morph in the early generations but soon turn into a still life, or die, or return to their original form and then repeat the process.
大意是，很多模式类型在上一代中存在这种变形，但很快就转变成静止的生命或者死亡，或者回到原先的模式，然后重复这个过程。译者根本没看明白原话的意思。
Many types of patterns exist that morph in the early generations but soon turn into a still life, or die, or return to their original form and then repeat the process.
大意是，很多模式类型在上一代中存在这种变形，但很快就转变成静止的生命或者死亡，或者回到原先的模式，然后重复这个过程。译者根本没看明白原话的意思。
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