Zobrazeno 1 - 10
of 919
pro vyhledávání: '"solar‐induced chlorophyll fluorescence"'
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 134, Iss , Pp 104198- (2024)
Hyperspectral imaging of solar-induced chlorophyll fluorescence (SIF) is required for plant phenotyping and stress detection. However, the most accurate instruments for SIF quantification, such as sub-nanometer (≤1-nm full-width at half-maximum, FW
Externí odkaz:
https://doaj.org/article/6323fa76e5ff4e658f6ce4b80c9ecdc3
Autor:
Xueying Li, Hongxiao Jin, Lars Eklundh, El Houssaine Bouras, Per-Ola Olsson, Zhanzhang Cai, Jonas Ardö, Zheng Duan
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 134, Iss , Pp 104183- (2024)
Remote sensing observations and artificial intelligence algorithms have emerged as key components for crop yield estimation at various scales during the past decades. However, the utilization of multi-source satellite data and machine learning for es
Externí odkaz:
https://doaj.org/article/51eeb76d51b54311ae2b37836fdc5e04
Autor:
Hui Li, Hongyan Zhang, Yeqiao Wang, Jianjun Zhao, Zhiqiang Feng, Hongbing Chen, Xiaoyi Guo, Tao Xiong, Jingfeng Xiao, Xing Li
Publikováno v:
Ecological Indicators, Vol 166, Iss , Pp 112439- (2024)
Solar-induced chlorophyll fluorescence (SIF) is strongly correlated with gross primary productivity (GPP). Satellite-observed canopy SIF (SIFobs) captures only a part of the total leaf-emitted SIF (SIFtotal); therefore, SIFobs may hinder the interpre
Externí odkaz:
https://doaj.org/article/0d51ce5c30c04d389e71fbc19fe5d007
Publikováno v:
Ecological Indicators, Vol 166, Iss , Pp 112406- (2024)
Monitoring vegetation photosynthesis in China’s subtropical regions using remote sensing is challenging because of the complex ecosystems and climate variability. Previous studies often pay less attention on the influence of multiple climatic facto
Externí odkaz:
https://doaj.org/article/ebc064293418469abeaf4d66debae030
Publikováno v:
IEEE Access, Vol 12, Pp 129941-129955 (2024)
Evaluation and quantification of vegetation photosynthetic activity (VPA) can provide crucial information for regional ecological environment management, especially in fragile ecosystems, such as the Yellow River Basin (YRB). In this research, MODIS
Externí odkaz:
https://doaj.org/article/ff6947aaf0ca4b20b6e67bc17da7f810
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 13413-13425 (2024)
Solar-induced chlorophyll fluorescence (SIF) provides a valuable tool for gross primary production (GPP) monitoring. However, the spatial resolution of satellite SIF products is lower than the kilometer level, which hinders their potential for carbon
Externí odkaz:
https://doaj.org/article/834eeb5fded14294a5440a33a2e6c2d2
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 6379-6393 (2024)
Satellite-based solar-induced chlorophyll fluorescence (SIF) has emerged as a valuable tool for monitoring the photosynthetic activity of vegetation at both regional and global scales. Downscaling techniques offer the opportunity to utilize coarse-sp
Externí odkaz:
https://doaj.org/article/61472f56033c4894a3390a0205b7cf1f
Autor:
Zhoutao Zheng, Nan Cong, Guang Zhao, Bo Zhao, Yixuan Zhu, Yangjian Zhang, Juntao Zhu, Tao Zhang, Ning Chen, Jie Gao, Yu Zhang, Yihan Sun
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 129, Iss , Pp 103821- (2024)
Solar-induced chlorophyll fluorescence (SIF) is strongly physiologically associated with vegetation photosynthesis, and has been broadly employed to monitor gross primary productivity (GPP). However, for some understudied ecosystems, such as the alpi
Externí odkaz:
https://doaj.org/article/18ae683ae9594bbcb511cb14fd1cf3ea
Autor:
CHENG Yuxin, XUE Bowen, KONG Yuanyuan, YAO Dongliang, TIAN Long, WANG Xue, YAO Xia, ZHU Yan, CAO Weixing, CHENG Tao
Publikováno v:
智慧农业, Vol 5, Iss 3, Pp 35-48 (2023)
ObjectiveRice blast is considered as the most destructive disease that threatens global rice production and causes severe economic losses worldwide. The detection of rice blast in an early manner plays an important role in resistance breeding and pla
Externí odkaz:
https://doaj.org/article/ef097e00791c410898a2621d00646116
Publikováno v:
Agronomy, Vol 14, Iss 8, p 1698 (2024)
Red solar-induced chlorophyll fluorescence (SIFB) is closely related to the photosynthetically active radiation absorbed by chlorophyll. The scattering and reabsorption of SIFB by the vegetation canopy significantly change the spectral intensity and
Externí odkaz:
https://doaj.org/article/721b496d36364444bab9980adb901ed6