青海省不同产地当归栽培品种的品质评价Quality Evaluation for Cultivated Angelica sinensis in Different Areas of Qinghai Province
赵海涛, 黄新城, 陈君竹, 王 剑, 汤 林, 王俊峰, 杨路存
植物学研究Vol.11 No.1, 全文下载: PDF HTML XML DOI:10.12677/BR.2022.111010, January 26 2022
基于航空客流的北京、上海与国际城市联系的比较研究A Comparative Study on the Connection among Beijing, Shanghai and International Cities Based on Air Passenger Flow
陈冰露, 金娅婧, 林 涛
地理科学研究Vol.10 No.4, 全文下载: PDF HTML XML DOI:10.12677/GSER.2021.104042, November 9 2021
北京山区林下三种耐荫芳香植物挥发性成分研究Analysis of Volatile Compounds of Three Species by HS-SPME-GC-MS in Mountainous Area of Beijing
高基朋, 李丹丹, 秦 岭, 杨 柳, 田晔林 科研立项经费支持
农业科学Vol.10 No.5, 全文下载: PDF HTML XML DOI:10.12677/HJAS.2020.105041, May 21 2020
下二门油田东部地区核三段I、II油组岩石学特征Petrological Characteristics of the I and II Oil Groups of the Core Third Member in the Eastern Part of Xia’ermen Oilfield
韦志浩
地球科学前沿Vol.11 No.10, 全文下载: PDF HTML XML DOI:10.12677/AG.2021.1110127, October 25 2021
我国各地区差异化生育水平的生成逻辑研究——基于31省的模糊集定性比较分析Study on the Generation Logic of Differential Fertility Levels in Various Regions of China—Based on fsQCA in 31 Provinces
谢蕊西
社会科学前沿Vol.12 No.9, 全文下载: PDF HTML XML DOI:10.12677/ASS.2023.129742, September 22 2023
西部地区吸引“双一流”高校毕业生就业影响因素与对策研究The Factors and Countermeasures of Attracting “Double First-Class” College Graduates in Western China
陈倪茜
社会科学前沿Vol.10 No.11, 全文下载: PDF HTML XML DOI:10.12677/ASS.2021.1011430, November 16 2021