您要查找的是不是:
- The critical photoperiods for inducing ACB larval diapause were different in the geographic populations. 在一定温度下诱导不同地理种群滞育的临界光周期由南到北逐渐延长,同时,随温度的升高可以使种群临界光周期缩短。
- The genetic differentiation mechanism of geographic populations and the inbreeding coefficient were discussed. 此外,讨论了毛蚶群体分化机制,近交系数与繁殖生物学的相关性。
- At the same time, feeding amount of Galerucella birmanica Jacoby in different geographic populations was observed. 建立了取食量与温度间关系的模型,经检验能较好地拟合试验数据;
- The genetic diversity of three geographic populations of Phytophthora sojae from China and the United States was determined using technique of inter-simple sequence repeat(ISSR). 为探究中国和美国大豆疫霉的遗传关系,采用简单序列重复区间扩增多态性(ISSR)技术,对来自中国黑龙江省、福建省和美国的3个大豆疫霉地理群体的遗传多样性进行了分析。
- The gen etic variation of individuals from the same geographic populations wa s smaller than that of individuals from different geographic populati ons within the same voltinism groups. 在同一个化性类群内,同一地理种群的个体间基因变异小于不同地理种群的变异。
- The result also made us sure that water was the most important factor among all that influence the ecotype differentiation among different geographic populations of Leymus chinensis. 此结果与对羊草的水分胁迫下游离脯氨酸含量变化的聚类图较相近,从而进一步证实水分是影响羊草种群间遗传变异和生态型分化的一个最主要的因子。
- There were no significant variations of the sensitivities among the four geographical populations to methamidophos and buprofezin. 对甲胺磷和扑虱灵的天然敏感性种群间无明显差异。
- This paper mainly reports the characters of the male songs of 3 geographical populations of Ducetia japonica (Thunberg) from Chongqing (Beibei),Sichuan (Meigu) and Shaanxi (Guanzhong). 主要研究了日本条螽Ducetiajaponica (Thunberg)不同地理种群雄性的鸣声特征。
- The climate of a large geographic area. 大气候广大地理区域内的气候
- The geographic occurrence or range of an organism. 生物的地理分布生物出现或分布范围的地理地区
- The inland part of a political or geographic entity. 内陆一个政治或地理实体的内陆部分
- STUDY ON THE GENETIC VARIATION BETWEEN TWO GEOGRAPHIC POPULATIONS OF NILE TILAPIA AND THEIR MOLECULAR MARKERS 两种不同地方种群尼罗罗非鱼遗传差异和分子遗传标记
- The results showed isozymes electrophoresis of Ruditapes philippinarum had distinct specific of geographical population. 结果表明,菲律宾蛤仔的同工酶电泳结果具有明显的地理群体特异性。
- The study of the geographic distribution of organisms. 生物地理学研究有机体地理分布的学科
- Comparative study of Leymus chinensis's water content and free proline of different geographic populations under the force of different consistency PEG 不同地理种群羊草在聚乙二醇胁迫下含水量和游离脯氨酸含量的比较
- The disease can sweep through whole populations in a very short time. 这种病可以在很短的时间里在全体人口中流行开来。
- The flora and fauna native to a geographic area. 一地理区域所固有的动植物
- A geographic dictionary or index. 地名辞典地理学的辞典或索引
- How do the populations maintain this homeostasis? 种群如何能维持这种内稳定状态呢?
- The National Geographic Society began in 1888. 美国国家地理学会成立于1888年。