Zobrazeno 1 - 10
of 546
pro vyhledávání: '"Origin identification"'
Publikováno v:
Shipin Kexue, Vol 45, Iss 22, Pp 262-268 (2024)
In this study, hyperspectral technology was used to solve the problem of identifying the geographical origin of spearmint. First, 375 spearmint leaf samples from 5 geographical origins were selected for hyperspectral data collection, and the hyperspe
Externí odkaz:
https://doaj.org/article/f52a9f1e245f4c6596096cd295cc543e
Publikováno v:
Shipin gongye ke-ji, Vol 45, Iss 19, Pp 278-285 (2024)
Objective: To explore the feasibility of using stable carbon and oxygen isotopes and mineral elements in small-scale regional wine production identification, the fractionation characteristics of stable isotopes of carbon and oxygen in wine of Mathera
Externí odkaz:
https://doaj.org/article/eee0dc0f6b574a79ba23c8436bf28997
Autor:
Hongjiang MA, Xiyu HAO, Ming GAO, Youqiang YU, Shuheng YANG, Shiwei LIU, Xishan MA, Wenxin WANG, Shenglin DUAN, Xue WANG
Publikováno v:
Shipin gongye ke-ji, Vol 45, Iss 13, Pp 239-245 (2024)
'Black pearl' fresh corns from different regions were analyzed using an electronic nose to capture the aroma profile. Principal component analysis (PCA) and discriminant function analysis (DFA) were used for multivariate statistical analysis of 200 d
Externí odkaz:
https://doaj.org/article/887ff355a8c54f5abc4391d7562d8624
Autor:
Zijian LIU, Jiacheng GU, Cong ZHOU, Youyou WANG, Jian YANG, Jun HUANG, Hongpeng WANG, Ruibin BAI
Publikováno v:
Shipin gongye ke-ji, Vol 45, Iss 10, Pp 282-291 (2024)
The geographical origin was one of the important factors affecting the quality of hawthorn. To discriminate the geographical origin of hawthorn rapidly and nondestructively, hawthorns from five different provincial production areas were used as sampl
Externí odkaz:
https://doaj.org/article/53b10e6b63814e8f9ba3d980593f08e0
Publikováno v:
Shipin Kexue, Vol 45, Iss 6, Pp 254-260 (2024)
This study aimed to develop a method based on hyperspectral imaging (400–1 000 nm) combined with chemometrics to identify the diverse geographical origins of Lycium barbarum fruit. Hyperspectral images of L. barbarum fruit from Ningxia, Gansu, Inne
Externí odkaz:
https://doaj.org/article/83976b4cc7d547988ab4efc53edf59d0
Publikováno v:
Shipin Kexue, Vol 45, Iss 6, Pp 130-135 (2024)
In this study, 50 samples of Zhejiang Xiangcha tea, a representative of bulk green tea, from four varieties grown in three regions in Zhejiang province were collected and investigated. Correlation analysis among physicochemical indexes, catechin comp
Externí odkaz:
https://doaj.org/article/c06bf7669b4d46e98fb70ed6329d43ae
Publikováno v:
Machine Learning with Applications, Vol 18, Iss , Pp 100594- (2024)
Dendrobium officinale is a well-recognized functional food material. Considering its therapeutic effect and price vary among different geographical origins, this paper proposed an origin identification method based on Raman spectroscopy and NNRW (neu
Externí odkaz:
https://doaj.org/article/bc1354269a1b4ac7866bad17822f50f4
Autor:
Yuxing Huang, Yang Pan, Chong Liu, Lan Zhou, Lijuan Tang, Huayi Wei, Ke Fan, Aichen Wang, Yong Tang
Publikováno v:
Agriculture, Vol 14, Iss 8, p 1281 (2024)
Ligusticum Chuanxiong, a perennial herb of considerable medicinal value commonly known as Chuanxiong, holds pivotal importance in sliced form for ensuring quality and regulating markets through geographical origin identification. This study introduce
Externí odkaz:
https://doaj.org/article/de0f2448a68343c8ac3685745055ffd6
Publikováno v:
Frontiers in Earth Science, Vol 12 (2024)
The identification of the origins of source rock palaeo-overpressure based on logging response parameters is frequently influenced by the presence of organic matter. To accurately identify the paleo-overpressure origin of source rocks and employ an a
Externí odkaz:
https://doaj.org/article/402720560d79443b8c2682119802bd6c
Publikováno v:
Sensors, Vol 24, Iss 10, p 2994 (2024)
The origin of agricultural products is crucial to their quality and safety. This study explored the differences in chemical composition and structure of rice from different origins using fluorescence detection technology. These differences are mainly
Externí odkaz:
https://doaj.org/article/0af91228af194cde95ef42390be1c56a