About 60 per cent of people with frozen embryos stored at United States fertility clinics would be willing to donate them for use in human stem-cell research, a survey shows.
一项调查显示，约有60%的人用冷冻胚胎贮存在美国生育诊所，他们将愿意捐赠胚胎用于人类胚胎干细胞研究。
Reed soil fertility conditions in Hubei Province were compared and analysed, and the quality of reed soil resource was evaluated and graded through field survey and laboratory analyses.
利用野外调查和室内分析相结合对湖北省苇田土壤肥力状况进行了比较分析，并对全省苇田资源进行了生产力评价。
Recent British Finl a joint survey found that high sensitive degree of nerve women or outgoing male fertility will be higher than normal people.
最近英国和芬兰的一项联合调查发现，神经敏感程度高的女性或性格外向的男性的生育能力会高于常人。
The survey is being published in an upcoming print edition of the medical journal Fertility and Sterility. It appeared in the online edition in September.
这项调查报告已在即将出版的医学杂志“生殖与绝育”中印刷，并在九月版的网络版面世。
China's first census in 10, five-year one percent population sampling survey (called on the census), due to China's great population base, the determination of the total fertility rate is never easy.
我国10年一次人口普查，五年一次1%人口抽样调查(人称小普查)，由于我国人口基数极大，对于总和生育率的确定绝非易事。
Elaborating the soil fertility condition of Kazuo county's cultivated land and the change from those of the second general survey of soil;
阐述了喀左县耕地土壤肥力现状及与第二次土壤普查年相对比的变化情况；
Elaborating the soil fertility condition of Kazuo county's cultivated land and the change from those of the second general survey of soil;
阐述了喀左县耕地土壤肥力现状及与第二次土壤普查年相对比的变化情况；
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