2) Geographic provenance
地理种源
1.
In this paper, germination trials of seeds from nine geographic provenances of Betula alnoides in Yunnan and Guangxi were conducted under four temperature conditions, including 15℃, 20℃, 25℃, 30℃, so as to reveal the effects of temperature on its seed germination.
对采自广西、云南的 9个西南桦地理种源的种子 ,设置 15 ,2 0 ,2 5 ,30℃温度处理 ,研究不同地理种源种子的萌发特征及其受温度条件的影响。
2.
In order to settle the introduction problem and know heredity foundation and the range of ecological adaptation, the traits on phenotypic, qualities of shoot and DNA genetic marker were analyzed in all resource, geographic provenance that distributed in th.
)是我国南方重要的经济生态型丛生竹之一,在中亚热带以南地区有广泛分布,各地理区域表现出植物形态、生理生化、笋品质和适应性等差异,针对目前绿竹引种的局域性和盲目性等问题,为明确其遗传基础及生态适应范围,本研究在绿竹资源的表型、笋品质、DNA分子标记分析基础上,收集国内主要产区的绿竹地理种源进行造林试验,从造林成活、生长物候、产笋性能、越冬生理、生态适应性等方面系统研究,综合评价出优良地理种源/单丛: 1、对12个产地绿竹的表型性状与笋品质分析表明,绿竹资源具有较为丰富的形态性状和品质性状的多样性。
3) provenance
[英]['prɔvənəns] [美]['prɑvənəns]
地理种源
1.
Determination of aesculin and aesculetin in periderm and leaves of Cortex Fraxini among different provenances;
不同地理种源秦皮的树皮及叶中秦皮甲素、秦皮乙素的含量测定
2.
Study on Law of Flower and Cone of Fokienia hodginsii Provenance;
福建柏地理种源开花与结实变异规律的研究
3.
The contents of chlorogenic acid and total flavonoids of Eucommia ulmoides Oliv. leaves among provenances;
不同地理种源杜仲叶片中绿原酸和总黄酮的含量
4) geographical population
地理种群
1.
Genetic diversity among five geographical populations of Chilo suppressalis based on RAPD;
中国水稻二化螟5个地理种群遗传差异的RAPD分析
2.
T-test indicated there was significant difference of the combined immature stages between the two geographical populations at 25 and 32℃ (P<0.
在 30℃、75 %rh条件下 ,研究绿豆、饭豆、蚕豆、爬山豆及大豆对绿豆象两地理种群生长发育和繁殖的影响。
3.
The results demonstrate that Odorrana livida of different geographical populations have the same amount of chromosome and karyotypic formulae.
结果表明虽然大绿臭蛙的不同地理种群之间的核型模式相同,但在SM和M的数目、顺序以及次缢痕的位置等有所不同,说明大绿臭蛙的不同地理种群的染色体具有丰富的多样性。
5) Geography semination
地理播种
6) geographical populations
地理种群
1.
Genetic diversity of geographical populations of four Dendrolimus species (Lepidoptera:Lasiocampidae) in China based on allozyme analysis;
四种松毛虫不同地理种群遗传多样性的等位酶分析
2.
Genetic diversity of different geographical populations of wolf spider (Pardosa pseudoannulata) based on AFLP analysis;
拟环纹豹蛛不同地理种群遗传多样性的AFLP标记研究
3.
Sequence analysis and comparison of rDNA-ITS1 of geographical populations of Liriomyza sativae Blanchard (Diptera: Agromyzidae) from China and closely related species;
不同地理种群美洲斑潜蝇及近缘种的rDNA-ITS1序列分析和比较
补充资料：地理种
地理种 geographic race
同一种生物以地区不同所产生的形态差异为区别时，称之为地理种。地理种的形成原因一般认为是地理的隔离。地理种所在范围的大小根据情况不同有多种多样，有在同一溪谷的不同地点的果蝇显有不同地理种的例子。原则上，虽同一地域内是不能存有同一种的两个地理种，但偶尔也可见到，那是因为地理种形成后由于分布圈扩大而出现比较新的接触区之故〔例如大山雀（parus major），欧洲的北方亚种（p．major major）和东亚的p．major minor在乌苏里共存，以及印度系的p．major cinereus在伊朗北部出现杂居〕。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条