The research is to clarify the sibship and geographic distribution of Artemisia frigida Populations.
摘要【目的】阐明内蒙古冷蒿居群亲与地理布的。
The research is to clarify the sibship and geographic distribution of Artemisia frigida Populations.
摘要【目的】阐明内蒙古冷蒿居群亲与地理布的。
(2) the inverse relation between sibship size and a child's schooling accentuates for the cohorts 1950-59 and 1960-69;
此外,手足人数之负向响,以1950-59与1960-69出生世代最为显著。
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