中国科学:技术科学最新文献

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农业废弃物基质化利用技术及其在红壤改良中的应用研究 农业废弃物基质化利用技术及其在红壤改良中的应用研究
中国科学:技术科学 Pub Date : 2026-04-21 DOI: 10.70693/cjst.v2i3.1972
黄雅珺, 樊媛媛
{"title":"农业废弃物基质化利用技术及其在红壤改良中的应用研究","authors":"黄雅珺, 樊媛媛","doi":"10.70693/cjst.v2i3.1972","DOIUrl":"https://doi.org/10.70693/cjst.v2i3.1972","url":null,"abstract":"针对广西红壤区耕地质量退化、农业废弃物资源化利用率低、传统育苗方式技术滞后等突出问题,本文系统阐述了基于农业废弃物资源化利用的配比基质技术体系。该技术以甘蔗渣、桉树渣、木薯渣等区域优势农林废弃物为原料,通过碳氮比调控、理化性状优化、功能组分复配等系统化工艺,构建适配红壤特性与主粮作物育苗需求的专用基质体系。研究结果表明,经优化的发酵工艺可将腐熟周期由60天缩短至21-28天,生物炭-腐殖酸耦合调酸模型实现基质pH从5.5精准调控至6.5,阳离子交换量提升30%-40%。田间验证数据显示,配比基质育秧较传统土壤育苗水稻成秧率提升15%-20%,化肥投入减量30%以上,大田产量提高10%-15%。该技术构建了“废弃物收集—基质化加工—农田资源化利用”的生态循环链条,在生态效益上可实现每吨甘蔗渣约0.8吨二氧化碳当量的减排效益,在经济效益上原料成本较行业平均水平降低30%-40%。然而,当前基质技术仍存在标准化体系缺失、功能微生物稳定性不足、智能化配套装备滞后等待完善之处,亟需通过系统研究加以突破。本文为农业废弃物资源化高值化利用与耕地质量提升提供了理论支撑与实践参考。","PeriodicalId":37925,"journal":{"name":"中国科学:技术科学","volume":"2 3","pages":"10-16"},"PeriodicalIF":0.0,"publicationDate":"2026-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147894928","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
地理科学课程教学中的正面引导——以地貌学为例 地理科学课程教学中的正面引导——以地貌学为例
中国科学:技术科学 Pub Date : 2025-12-08 DOI: 10.70693/cjst.v1i4.1758
杨捷, 刘树双
{"title":"地理科学课程教学中的正面引导——以地貌学为例","authors":"杨捷, 刘树双","doi":"10.70693/cjst.v1i4.1758","DOIUrl":"https://doi.org/10.70693/cjst.v1i4.1758","url":null,"abstract":"随着社会发展节奏的加快,大学生面临的心理压力日益增加。作为成长阶段的群体,其抗压能力尚显不足,易产生各类心理问题。本文以地理科学核心课程“地貌学”为例,探讨如何通过类比地貌学理论与人生发展规律的相似性,在专业知识传授中融入价值观引导。通过“侵蚀循环学说”、“地形分析理论”、“地壳均衡说”等经典理论的解析,揭示其蕴含的哲学内涵,帮助学生在掌握学科知识的同时,潜移默化形成积极的人生观与价值观,为未来的教育工作者传递正向理念奠定基础。","PeriodicalId":37925,"journal":{"name":"中国科学:技术科学","volume":"1 4","pages":"229-233"},"PeriodicalIF":0.0,"publicationDate":"2025-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ac.wisvora.com/index.php/cjst/article/download/1758/1549","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147890549","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
大中小学“戏剧+思政”一体化育人实践研究 ——以教育戏剧《教师万岁》为例 大中小学“戏剧+思政”一体化育人实践研究 ——以教育戏剧《教师万岁》为例
中国科学:技术科学 Pub Date : 2025-11-24 DOI: 10.70693/cjst.v1i4.1607
拓 璐, 刘雯文
{"title":"大中小学“戏剧+思政”一体化育人实践研究 ——以教育戏剧《教师万岁》为例","authors":"拓 璐, 刘雯文","doi":"10.70693/cjst.v1i4.1607","DOIUrl":"https://doi.org/10.70693/cjst.v1i4.1607","url":null,"abstract":"摘要:在大中小学思想政治教育一体化建设背景下,北京师范大学坚持理论性与实践性相统一,将德育资源有机融入思政教学,发挥教育集团优势,探索大中小学思政教育一体化育人实践的新范式。北京师范大学带领直属附校共同创排原创教育戏剧《教师万岁》,将戏剧教育与思政育人深度融合,在戏剧实践中渗透德育目标,通过戏剧教育打破学段壁垒,构建了戏剧为载体的纵向衔接、横向协同的思政育人体系。本文以原创教育戏剧《教师万岁》为例,从思想、教学和机制三个方面系统分析戏剧如何赋能大中小学思政教育一体化育人实践,并总结其优势所在,探索大中小学“戏剧+思政”一体化育人实践新模式,推动大中小学思政教育一体化建设的创新高质量发展。 关键词:思想政治教育一体化;《教师万岁》;戏剧教育","PeriodicalId":37925,"journal":{"name":"中国科学:技术科学","volume":"1 4","pages":"101-110"},"PeriodicalIF":0.0,"publicationDate":"2025-11-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ac.wisvora.com/index.php/cjst/article/download/1607/1447","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147885059","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
一株胶冻样芽胞杆菌的分离鉴定及其培养条件优化 一株胶冻样芽胞杆菌的分离鉴定及其培养条件优化
中国科学:技术科学 Pub Date : 2025-09-28 DOI: 10.70693/cjst.v1i3.1456
王亚东, 陈玉杰, 孙起浩强, 刘 斌, 张超波
{"title":"一株胶冻样芽胞杆菌的分离鉴定及其培养条件优化","authors":"王亚东, 陈玉杰, 孙起浩强, 刘 斌, 张超波","doi":"10.70693/cjst.v1i3.1456","DOIUrl":"https://doi.org/10.70693/cjst.v1i3.1456","url":null,"abstract":"胶冻样芽孢杆菌(Paenibacillus mucilaginosus)是一种能分解硅酸盐矿物的细菌,具有溶磷解钾作用,是一种重要的微生物菌肥产品,其市场经济效益高。本研究首先从农田土壤中分离得到一株形态学观察疑似胶冻样芽孢杆菌的菌株,通过16S rDNA序列分析方法,确定其为胶冻样芽孢杆菌。同时对其培养基各成分用量进行单因素实验,进一步设计正交实验,最终确定最佳培养条件。实验结果表明:(1)筛选菌株确定为胶冻样芽孢杆菌;(2)该菌株最佳培养条件为2.0 g/L麦芽浸粉、2.5 g/L可溶性淀粉、0.25 g/L碳酸钙、2.5 g/L脯氨酸、0.02 g/L硫酸锰、0.02 g/L氯化锰以及1.25 g/L硫酸镁。该研究将为胶冻样芽孢杆菌的工业化应用提供理论依据以及数据支撑。","PeriodicalId":37925,"journal":{"name":"中国科学:技术科学","volume":"1 3","pages":"134-142"},"PeriodicalIF":0.0,"publicationDate":"2025-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ac.wisvora.com/index.php/cjst/article/download/1456/1217","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147909115","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
CRISPR定向诱导DNA双链断裂模拟重离子团簇诱变可行性初探 CRISPR定向诱导DNA双链断裂模拟重离子团簇诱变可行性初探
Zhongguo Kexue Jishu Kexue/Scientia Sinica Technologica Pub Date : 2023-01-01 DOI: 10.27517/d.cnki.gzkju.2023.001316
余天祥
{"title":"CRISPR定向诱导DNA双链断裂模拟重离子团簇诱变可行性初探","authors":"余天祥","doi":"10.27517/d.cnki.gzkju.2023.001316","DOIUrl":"https://doi.org/10.27517/d.cnki.gzkju.2023.001316","url":null,"abstract":"","PeriodicalId":37925,"journal":{"name":"Zhongguo Kexue Jishu Kexue/Scientia Sinica Technologica","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142031191","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
金属纳米体系的构建及其在肿瘤诊疗中的应用 金属纳米体系的构建及其在肿瘤诊疗中的应用
Zhongguo Kexue Jishu Kexue/Scientia Sinica Technologica Pub Date : 2023-01-01 DOI: 10.27517/d.cnki.gzkju.2023.001191
闫淼
{"title":"金属纳米体系的构建及其在肿瘤诊疗中的应用","authors":"闫淼","doi":"10.27517/d.cnki.gzkju.2023.001191","DOIUrl":"https://doi.org/10.27517/d.cnki.gzkju.2023.001191","url":null,"abstract":"","PeriodicalId":37925,"journal":{"name":"Zhongguo Kexue Jishu Kexue/Scientia Sinica Technologica","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142028071","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
MIP-SERS生物传感平台对结直癌标志物NDKB的检测研究 MIP-SERS生物传感平台对结直癌标志物NDKB的检测研究
中国科学:技术科学 Pub Date : 2023-01-01 DOI: 10.27517/d.cnki.gzkju.2023.001022
陆雨林
{"title":"MIP-SERS生物传感平台对结直癌标志物NDKB的检测研究","authors":"陆雨林","doi":"10.27517/d.cnki.gzkju.2023.001022","DOIUrl":"https://doi.org/10.27517/d.cnki.gzkju.2023.001022","url":null,"abstract":"","PeriodicalId":37925,"journal":{"name":"中国科学:技术科学","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142030950","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
金基纳米粒子联合药物用于干细胞CT示踪及肺纤维化治疗 金基纳米粒子联合药物用于干细胞CT示踪及肺纤维化治疗
中国科学:技术科学 Pub Date : 2023-01-01 DOI: 10.27517/d.cnki.gzkju.2023.000071
李晓迪
{"title":"金基纳米粒子联合药物用于干细胞CT示踪及肺纤维化治疗","authors":"李晓迪","doi":"10.27517/d.cnki.gzkju.2023.000071","DOIUrl":"https://doi.org/10.27517/d.cnki.gzkju.2023.000071","url":null,"abstract":"","PeriodicalId":37925,"journal":{"name":"中国科学:技术科学","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142028319","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
玉米秸秆木质素脱除规律及其加氢脱氧转化研究 玉米秸秆木质素脱除规律及其加氢脱氧转化研究
中国科学:技术科学 Pub Date : 2023-01-01 DOI: 10.27517/d.cnki.gzkju.2023.000725
李旭
{"title":"玉米秸秆木质素脱除规律及其加氢脱氧转化研究","authors":"李旭","doi":"10.27517/d.cnki.gzkju.2023.000725","DOIUrl":"https://doi.org/10.27517/d.cnki.gzkju.2023.000725","url":null,"abstract":"","PeriodicalId":37925,"journal":{"name":"中国科学:技术科学","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142028103","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
硅橡胶复合材料的制备及其吸氢性能的探究 硅橡胶复合材料的制备及其吸氢性能的探究
中国科学:技术科学 Pub Date : 2023-01-01 DOI: 10.27517/d.cnki.gzkju.2023.001440
汪昱
{"title":"硅橡胶复合材料的制备及其吸氢性能的探究","authors":"汪昱","doi":"10.27517/d.cnki.gzkju.2023.001440","DOIUrl":"https://doi.org/10.27517/d.cnki.gzkju.2023.001440","url":null,"abstract":"","PeriodicalId":37925,"journal":{"name":"中国科学:技术科学","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142031354","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
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