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- The geographical variation of 24 Pinus tabulae formis provenances or seeds of the stands in its partial range of 6 ecotypes were studied. 以6个生态型中的24个种源或林分的种子在本溪、兴城、北票3个试验地研究油松局分布区种源地理变异规律。
- Geographic variation of Larix olgensis. 长白落叶松种群地理变异研究。
- Discontinuous geographic variation is often set aside as a special case. 不连续地理变异,人们往往作为一种特殊情况把它分开。
- These suggested that egg diapause shows obvious geographic variation in different populations. 说明不同地理种群的中华稻蝗卵滞育率存在着地理变异。
- Small amounts of geographic variation have been demonstrated in several other traits, such as cortical concentration of certain monoterpene. 在其他几个性状上,亦经证明有少量地理变异,诸如皮部的某些单萜烯浓度。
- Methods: We used the 2001 Medicare Physician Part-B claims to examine the geographic variation in the use of epidural steroid injections. 方法:我们使用2001年医疗保险医师B部分要求调查使用硬膜外类固醇注射使用的地域性差异。
- Correlation analysis indicated that geographic variation of Tsuga dumosa was continuous by altitude gradient, and the variation was random by latitude factor. 相关分析得出地理变异在海拔梯度上呈连续渐变,在纬向上呈随机渐变。
- Geographical variation and provenance division of Alnus cremastogyne 桤木种源的地理变异和种源区划
- Geographical variation of reproductive parameters in some passerine birds 几种雀形目鸟类生殖参数的地理变异
- Geographical Variation in Provenances of White elm (Vlmus pumila L.) 白榆种源地理变异的研究
- EC is characterized by the striking geographic variation throughout the world. For example, the so-called "Asian esophageal cancer belt" covers the Taihang Mountain region in northern China. 食管癌的发病率具有明显的地域性分布特征,比如亚洲的食管癌地区带,尤其是太行山区的林州市(原林县)及其毗邻的辉县、安阳等地区是世界及我国EC发病率和死亡率最高的地区之一。
- They are getting to know the geographical house. 他们正在了解房屋的布局。
- Organic carbon in Icelandic Andosols: geographical variation and impact of erosion 冰岛暗色土中的有机碳:地理变化与侵蚀影响
- The Geographical Variation and Seasonal Changes of Camptothecin in Fruits of Camptotheca acuminata 喜树果实中喜树碱含量的产地差异及季节变化
- Prices have not shown much variation this year. 今年物价没显出多大变化。
- GEOGRAPHICAL VARIATION IN THE BREEDING SYSTEMS OF AN INVASIVE PLANT, EICHHORNIA CRASSIPES, WITHIN CHINA 入侵植物凤眼蓝繁育系统在中国境内的地理变异
- geographic variation of the index 地理分异
- Effect of geographical variation on distribution of methionise synthase polymorphism 地域差异对蛋氨酸合成酶基因多态性分布的影响
- Effect on Genuine Crude of Salvia miltiorrhiza for Geographical Variation of Habitats 丹参地理变异及其道地性探讨
- Geographical Variation of Morphologic Characteristics of Gleditsia sinensis Seeds and Legumes in the North Region 北方地区皂荚种子及荚果形态特征的地理变异
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries