The origin, the evolutionary history and the prospect of breeding of the Loropetalum chinense var. rubrum are discussed based on the number variation of the flower structure.
利用花的数性表型变异探讨了品种的演化历史和新品种选育的前景。
A study of the rule of the diurnal variation of latitude and longitude, obtained with the astrolabe in Shanghai, leads us to the hypothesis that the diurnal var...
在此基础上求出了组间差变化率曲线，进而分析研究了上海地区等高仪经纬度测量值周日变化的规律。
A study of the rule of the diurnal variation of latitude and longitude, obtained with the astrolabe in Shanghai, leads us to the hypothesis that the diurnal var...
在此基础上求出了组间差变化率曲线，进而分析研究了上海地区等高仪经纬度测量值周日变化的规律。
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