发布求助
文献互助 智能选刊 最新文献

Open Journal of Natural Science最新文献

筛选
英文 中文
Study on Evaluation of Farmland Adaptability of Degradable Plastic Film in High Altitude Arid Area 高海拔干旱区可降解地膜农田适应性评价研究
Open Journal of Natural Science Pub Date : 1900-01-01 DOI: 10.12677/ojns.2022.104054
华国 张
{"title":"Study on Evaluation of Farmland Adaptability of Degradable Plastic Film in High Altitude Arid Area","authors":"华国 张","doi":"10.12677/ojns.2022.104054","DOIUrl":"https://doi.org/10.12677/ojns.2022.104054","url":null,"abstract":"","PeriodicalId":121138,"journal":{"name":"Open Journal of Natural Science","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133210809","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Coupling Relationship between the Transformation Ability of Mineral Resource-Based Cities and the Pressure of Urban Resources—A Case Study of Hei’he City 矿产资源型城市转型能力与城市资源压力的耦合关系——以黑河市为例
Open Journal of Natural Science Pub Date : 1900-01-01 DOI: 10.12677/ojns.2022.106121
可 孙
{"title":"Coupling Relationship between the Transformation Ability of Mineral Resource-Based Cities and the Pressure of Urban Resources—A Case Study of Hei’he City","authors":"可 孙","doi":"10.12677/ojns.2022.106121","DOIUrl":"https://doi.org/10.12677/ojns.2022.106121","url":null,"abstract":"","PeriodicalId":121138,"journal":{"name":"Open Journal of Natural Science","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124528202","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis of a Typical Ozone Pollution Process and Its Precursor VOCs Emission Characteristics in Lu’an City Based on Online VOCs Observation 基于在线VOCs观测的六安市典型臭氧污染过程及其前体VOCs排放特征分析
Open Journal of Natural Science Pub Date : 1900-01-01 DOI: 10.12677/ojns.2023.111011
平宽 李
{"title":"Analysis of a Typical Ozone Pollution Process and Its Precursor VOCs Emission Characteristics in Lu’an City Based on Online VOCs Observation","authors":"平宽 李","doi":"10.12677/ojns.2023.111011","DOIUrl":"https://doi.org/10.12677/ojns.2023.111011","url":null,"abstract":"","PeriodicalId":121138,"journal":{"name":"Open Journal of Natural Science","volume":"22 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127729438","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Temporal and Spatial Distribution Characteristics of Soil Temperature over China 中国土壤温度的时空分布特征
Open Journal of Natural Science Pub Date : 1900-01-01 DOI: 10.12677/OJNS.2021.91012
江艳 杨
{"title":"Temporal and Spatial Distribution Characteristics of Soil Temperature over China","authors":"江艳 杨","doi":"10.12677/OJNS.2021.91012","DOIUrl":"https://doi.org/10.12677/OJNS.2021.91012","url":null,"abstract":"本文利用全球陆面数据同化系统(GLDAS)CLM陆面模式的土壤温度月资料,对1982~2019年中国区域土 壤温度时空变化特征进行研究。采用线性回归、Morlet小波分析以及MK趋势检验方法,分析中国区域 两个深度土壤层(0~10 cm、10~50 cm)的年、四季土壤温度的空间变化特征,月、年际、年代际变化趋 势和周期变化特征。结果表明:1) 中国区域两个深度层土壤温度时空变化特征基本一致;2) 年、四季 土壤温度空间分布均为中国东南部大于西北部,青藏高原西北侧土壤温度变化趋势会随着季节发生明显 变化;3) 土壤温度月变化呈现“倒U型”,春夏季大于秋冬季。年际变化中土壤温度最高值出现在1998 年,最低值出现在2003年。年代际变化最高值出现在20世纪90年代,最小值出现在21世纪初;4) 年、 四季土壤温度均存在两类尺度的周期变化,其中春、夏季时间尺度周期相似,秋、冬季时间尺度周期相 似;5) 20世纪末,年、春季、夏季、秋季土壤温度有增暖的突变现象。21世纪初,冬季有降温的突变 现象。","PeriodicalId":121138,"journal":{"name":"Open Journal of Natural Science","volume":"4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127805965","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis of Precipitation Structure in Sichuan-Chongqing Region from 2016 to 2017 2016 - 2017年川渝地区降水结构分析
Open Journal of Natural Science Pub Date : 1900-01-01 DOI: 10.12677/ojns.2020.85054
其融 李
{"title":"Analysis of Precipitation Structure in Sichuan-Chongqing Region from 2016 to 2017","authors":"其融 李","doi":"10.12677/ojns.2020.85054","DOIUrl":"https://doi.org/10.12677/ojns.2020.85054","url":null,"abstract":"","PeriodicalId":121138,"journal":{"name":"Open Journal of Natural Science","volume":"65 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127905190","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Determination of Permanganate in Environmental Water Samples Based on Nitrogen and Phosphorus Doped Carbon Dots Derived from Soybean Phospholipids 大豆磷脂中氮磷掺杂碳点法测定环境水样中的高锰酸盐
Open Journal of Natural Science Pub Date : 1900-01-01 DOI: 10.12677/ojns.2023.111006
高 黄
{"title":"Determination of Permanganate in Environmental Water Samples Based on Nitrogen and Phosphorus Doped Carbon Dots Derived from Soybean Phospholipids","authors":"高 黄","doi":"10.12677/ojns.2023.111006","DOIUrl":"https://doi.org/10.12677/ojns.2023.111006","url":null,"abstract":"","PeriodicalId":121138,"journal":{"name":"Open Journal of Natural Science","volume":"51 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128966021","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Characteristic Analysis of Precipitation Change in Sichuan Province during Recent 60 Years 近60年四川省降水变化特征分析
Open Journal of Natural Science Pub Date : 1900-01-01 DOI: 10.12677/ojns.2021.96109
梓奕 王
{"title":"Characteristic Analysis of Precipitation Change in Sichuan Province during Recent 60 Years","authors":"梓奕 王","doi":"10.12677/ojns.2021.96109","DOIUrl":"https://doi.org/10.12677/ojns.2021.96109","url":null,"abstract":"","PeriodicalId":121138,"journal":{"name":"Open Journal of Natural Science","volume":"35 4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116645660","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Thunderstorm Weather Analysis of Urumqi Airport from May 29 to 30, 2021 2021年5月29 - 30日乌鲁木齐机场雷暴天气分析
Open Journal of Natural Science Pub Date : 1900-01-01 DOI: 10.12677/ojns.2022.101010
天成 张
{"title":"Thunderstorm Weather Analysis of Urumqi Airport from May 29 to 30, 2021","authors":"天成 张","doi":"10.12677/ojns.2022.101010","DOIUrl":"https://doi.org/10.12677/ojns.2022.101010","url":null,"abstract":"","PeriodicalId":121138,"journal":{"name":"Open Journal of Natural Science","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115554215","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Research Progress of Gut Microbiota’s Function in Metabolic and Immunological Diseases 肠道微生物群在代谢与免疫疾病中的作用研究进展
Open Journal of Natural Science Pub Date : 1900-01-01 DOI: 10.12677/ojns.2022.106107
卓 孙
{"title":"Research Progress of Gut Microbiota’s Function in Metabolic and Immunological Diseases","authors":"卓 孙","doi":"10.12677/ojns.2022.106107","DOIUrl":"https://doi.org/10.12677/ojns.2022.106107","url":null,"abstract":"","PeriodicalId":121138,"journal":{"name":"Open Journal of Natural Science","volume":"234 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116230688","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Seismic Wave Absorption and Attenuation Simulation and Anti-Q Filter Processing 地震波吸收与衰减仿真及抗q滤波器处理
Open Journal of Natural Science Pub Date : 1900-01-01 DOI: 10.12677/ojns.2020.84033
坤 韩
{"title":"Seismic Wave Absorption and Attenuation Simulation and Anti-Q Filter Processing","authors":"坤 韩","doi":"10.12677/ojns.2020.84033","DOIUrl":"https://doi.org/10.12677/ojns.2020.84033","url":null,"abstract":"","PeriodicalId":121138,"journal":{"name":"Open Journal of Natural Science","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114901552","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
首页 上一页
0
×
引用
GB/T 7714-2015
复制
MLA
复制
APA
复制
导出至
BibTeX EndNote RefMan NoteFirst NoteExpress
×
提示
您的信息不完整，为了账户安全，请先补充。
现在去补充
×
提示
您因"违规操作"
具体请查看互助需知
我知道了
×
提示
现在去查看 取消
×
提示
确定
请完成安全验证×
相关产品
×
本文献相关产品
联系我们：info@booksci.cn Book学术提供免费学术资源搜索服务，方便国内外学者检索中英文文献。致力于提供最便捷和优质的服务体验。 Copyright © 2023 布克学术 All rights reserved.
京ICP备2023020795号-1
ghs 京公网安备 11010802042870号
Book学术文献互助
Book学术文献互助群
群 号：481959085
Book学术官方微信