因此杨树木材的解剖结构可以作为评价杨树材性、品质的指标和选种育种及定向培育的重要依据。
So the important basis that the dissection structure of the poplar timber can be cultivated as the index, seed selection breeding and orientation of appraising the poplar material, quality.
针对不同的生态区、不同的小麦生理习性从产量结构模式上提出了超级麦育种目标与策略。
Based on the yield structure mode, the breeding goal and strategy of super wheat also were brought forward aiming at different ecotopes and physiological characteristics of wheat.
该方法也具有DNA标记的特点，在群体遗传结构和亲缘关系分析以及标记辅助选择等遗传育种领域具有广阔的应用前景。
As it has many characteristics of DNA marker, RMAPD has a widest potential application in animal breeding and genetics, such as analysis of genetic structure and relationship and MAS.
上述结果可为鳙鱼种群的生化遗传结构分析以及鳙鱼的人工育种提供基础资料。
The above results provide basic information for the biochemical genetic survey of bighead carp populations and artificial breeding of bighead carp.
主要是在育种造林、生态学、木材学等方面进行研究，而在形态解剖结构方面的研究几乎是空白。
The research was on breeding and forestation, ecology, wood science and so on, but the research on morphological and anatomical structure is blank so far.
通过研究雄性不育种质单花发育过程中花药解剖结构及过氧化物酶（POD）、细胞色素氧化酶（COD）和淀粉酶（AMY）同工酶的变化，初步揭示了枣树雄性不育的机理。
The preliminary studies on male sterile mechanism of Chinese jujube including the changes of anther anatomic structure and isoenzyme including POD, COD, AMY during pollen development were achieved.
实践结果表明，向导式的设计结构为育种工作者进行选种和制定选配计划带来极大地方便；
The practice results suggest that the guide way to select bred pig and institute selected mating plan was greatly convenient and useful for the pig breeder.
简要介绍了体育种技论文标题、摘要结构特征、语言特征及英译基本方法与技巧。
This essay introduces the structure and language characteristics of the title and abstract of sports scientific essays. It also puts forward some methods and skill to translate into English.
河曲马品种的保种与选育，应采取划定保护区，建立育种核心群，确定群体有效含量，控制近交，调整马群结构和合适的公母比例等措施；
Some technical measures were used in the breed control of Hequ horse, such matters as defining conservation region, determining effective population size and having a right foundation herd etc.
河曲马品种的保种与选育，应采取划定保护区，建立育种核心群，确定群体有效含量，控制近交，调整马群结构和合适的公母比例等措施；
Some technical measures were used in the breed control of Hequ horse, such matters as defining conservation region, determining effective population size and having a right foundation herd etc.
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