alternation of generations

Consequently , this cycle is also known as the alternation of generations .

因此，这种生命周期又称为世代交替。

In the perennial coralloid root nodules , their alternation of generations is infectious mycelium , reproduceable mycelium , vegetative mycelium , spring sporangium and spring spore , and vesicle in spring and summer ;

在多年生珊瑚状的根瘤中，它们的世代交替是：春夏季以侵染菌丝、繁殖菌丝、营养菌丝、春孢子囊及春孢子、泡囊为主；

Studies on the relationship between alternation of generations of dogs and transmission of thelaziasis

换代犬与阻断结膜吸吮线虫病流行关系的研究

The gamete-producing individual or phase in the life cycle of a plant having alternation of generations .

在一种植物的生命周期中产生配偶子的个体或阶段，从而引起一代代的更替。

Evolution inversion operation and simulated annealing technique for alternation of generations are introduced to enhance its ability of searching optimal solutions .

在执行遗传操作时与爬山法相结合，在群体更新时引进模拟退火更新机制，大大加强其寻优能力。

Conclusion Alternation of generations of family dogs by health education is the most effective method in countermeasure for control of thelaziasis .

结论对结膜吸吮线虫病流行区，在健康教育基础上，果断实行换代大措施，是阻断本病传播的最有效方法。

Gene drift in genetic resources during the alternation of generations is simulated by imitating the process of random sampling with the random number produced by computer .

用计算机产生的随机数来模仿随机抽样过程，对种质资源世代更替中基因漂变进行了模拟。

The concept of an alternation of generations can be extended to the flowering plants , in which the embryo sac and pollen represent the much reduced famale and male gametophyte generations respectively .

这个概念也可以运用在有花植物上，由胚囊和花粉各自表达雌雄配子体世代。

Alternation of sexual and asexual generations .

有性生殖和无性生殖的交替。