Results 11 to 20 of about 243 (138)

Analysis and comparison of the phenolic compounds of Chardonnay grape in different terroir [PDF]

open access: yes
[Objective] The objective of this study was to explore the changes of phenolic compounds in grapes and wines of Chardonnay under different terroirs in the eastern foothills of Helan Mountain.
LI Dongmei   +5 more
core   +1 more source

The compilation of 1∶500000 seismotectonic map of the Ordos active block and boundary zone [PDF]

open access: yes
The 1∶500000 seismotectonic map of the Ordos active block and boundary zone is a special achievement of the national key research and development project “Research on dynamic model and strong earthquake risk of Ordos active block boundary zone” .
Ming Hao   +5 more
core   +1 more source

Isolation and Identification of Pediococcus lactis in Human Intestinal Tract and Its Performance Analysis of Fermented Goji Berry Juice [PDF]

open access: yes, 2023
In order to obtain candidate strains with strong colonization ability and excellent fermentation performance of goji berry juice, 3 strains of lactic acid bacteria were isolated and screened from human intestinal tract.
Haitian FANG   +6 more
core   +1 more source

郝景盛在西北考查团的植物采集及后来的研究 [PDF]

open access: yes, 2007
郝景盛在西北考查团中的植物考察和采集,是中国学者在新中国成立之前在青海地区有限的几次之一.当时西方人在青藏高原的考察已经很多.郝景盛后来在德国完成的博士论文《青海植物地理》,以他自己的这次考察为基础,充分利用了西方已有的研究成果,对青海东北部作了植物地理学研究 ...
徐凤先
core  

近25 a 银川市城市化进程中热力景观格局演变分析 [PDF]

open access: yes, 2016
: Based on the Landsat images and statistical data,in this paper the urbanization process and thermal landscape dynamics of Yinchuan City were analyzed. The objectives of this study were as follows: ① To analyze the spatial and dynamic characteristics of
吕荣芳, 张建明, 王浩, 王鹏龙
core  

Spatial and Temporal Changes and Prediction of Habitat Quality in Key Ecological Function Area of Hu'nan Province [PDF]

open access: yes, 2022
[Objective] Land use change and habitat quality in Nanyue key ecological function area of Hu'nan Province were studied to reveal the relationship between forest land reduction and habitat quality caused by human activities, in order to promote the ...
Deng Chuxiong   +5 more
core   +1 more source

Research progress on the application of ceramics in typical brewing food in China [PDF]

open access: yes
With the continuous development of ceramic material technology, exploring and expanding the application of ceramics in brewing food has become a new research topic.
LI Yuxin   +5 more
core   +1 more source

贺兰山野生动物资源考察概况

open access: yes野生动物学报, 1985
贺兰山山体庞大,高耸挺拔,是防御腾格里、巴旦吉林、乌兰布和三大沙漠及西伯利亚寒流侵袭的天然屏障。山上森林茂密,生物资源丰富,动植物垂直分布明显,对水源涵养,水土保持,改善区域生态环境,保障工农业生产,城市建设安全等方面,作用巨大。群众说:“没有贺兰山就没有宁夏川。”为此,宁夏回族自治区林业厅,为了保护、利用好贺兰山资源 ...
林骥
doaj  

生物质磺酸钙对荒漠土壤改良作用的研究 [PDF]

open access: yes, 2019
在实验室条件下,研究了生物质磺酸钙对荒漠沙土的改良作用。结果表明,沙土中添加2%生物质磺酸钙,土壤中有机质、全氮、速效钾、速效磷含量和土壤持水量均显著增加 ...
保雄伟   +3 more
core   +2 more sources

贺兰山林区马麝种群变动及分布的初步观察

open access: yes野生动物学报, 1993
马麝(Moschus sifanicus)是麝科(Moschidae)动物,又是著名的药用动物,分布于中国的青藏高原、横断山脉、贺兰山林区以及喜马拉雅印度一侧。由于缺乏科学管理,致使马麝资源大量减少。为恢复马麝种群资源,1984—1985年,对贺兰山林区马麝分布状况和种群变动情况进行了初步观察,为科学保护与利用提供科学依据。 1 自然概况贺兰山脉属阴山山系 ...
于孝臣, 赵泽斌
doaj  

Home - About - Disclaimer - Privacy