Zobrazeno 1 - 10
of 23
pro vyhledávání: '"RiQiang Chen"'
Autor:
Jiejie Fan, Yang Liu, Yiguang Fan, Yihan Yao, Riqiang Chen, Mingbo Bian, Yanpeng Ma, Huifang Wang, Haikuan Feng
Publikováno v:
Frontiers in Plant Science, Vol 15 (2024)
The Leaf Area Index (LAI) is a crucial parameter for evaluating crop growth and informing fertilization management in agricultural fields. Compared to traditional methods, UAV-based hyperspectral imaging technology offers significant advantages for n
Externí odkaz:
https://doaj.org/article/cddb788bf8be499c938c13853c546df2
Autor:
Weimeng Xu, Zhenhong Li, Hate Lin, Guowen Shao, Fa Zhao, Han Wang, Jinpeng Cheng, Lei Lei, Riqiang Chen, Shaoyu Han, Hao Yang
Publikováno v:
Remote Sensing, Vol 16, Iss 18, p 3390 (2024)
Plantation distribution information is of great significance to the government’s macro-control, optimization of planting layout, and realization of efficient agricultural production. Existing studies primarily relied on high spatiotemporal resoluti
Externí odkaz:
https://doaj.org/article/b549616586da45f69664a1bf1371f135
Autor:
Dan Zhao, Hao Yang, Guijun Yang, Fenghua Yu, Chengjian Zhang, Riqiang Chen, Aohua Tang, Wenjie Zhang, Chen Yang, Tongyu Xu
Publikováno v:
Remote Sensing, Vol 16, Iss 16, p 3000 (2024)
The precise estimation of above-ground biomass (AGB) is imperative for the advancement of breeding programs. Optical variables, such as vegetation indices (VI), have been extensively employed in monitoring AGB. However, the limited robustness of inve
Externí odkaz:
https://doaj.org/article/acdf5603b9e8423e8a26d1cbe0b43f64
Publikováno v:
Frontiers in Plant Science, Vol 14 (2023)
Plant potassium content (PKC) is a crucial indicator of crop potassium nutrient status and is vital in making informed fertilization decisions in the field. This study aims to enhance the accuracy of PKC estimation during key potato growth stages by
Externí odkaz:
https://doaj.org/article/d6ef3f8c6e284433bece6af1cc0df9fb
Autor:
Jinpeng Cheng, Hao Yang, Jianbo Qi, Shaoyu Han, Zhendong Sun, Haikuan Feng, Riqiang Chen, Chengjian Zhang, Jingbo Li, Guijun Yang
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 121, Iss , Pp 103367- (2023)
The real-world crowns of broadleaf tree species feature green leaves surrounding branches, resulting in leaf spatial aggregation effect in the crown. However, the impact of such leaf spatial aggregation on chlorophyll content retrieval has not yet be
Externí odkaz:
https://doaj.org/article/834a7447d6284ea5b20006b8af9d626d
Autor:
Gengze Wang, Di Meng, Riqiang Chen, Guijun Yang, Laigang Wang, Hailiang Jin, Xiaosan Ge, Haikuan Feng
Publikováno v:
Remote Sensing, Vol 16, Iss 2, p 277 (2024)
Timely and accurate rice spatial distribution maps play a vital role in food security and social stability. Early-season rice mapping is of great significance for yield estimation, crop insurance, and national food policymaking. Taking Tongjiang City
Externí odkaz:
https://doaj.org/article/0ef5e2218514492496a578b0a0ce5e5b
Publikováno v:
Agronomy, Vol 13, Iss 12, p 3070 (2023)
The Leaf Area Index (LAI) is a crucial indicator of crop photosynthetic potential, which is of great significance in farmland monitoring and precision management. This study aimed to predict potato plant LAI for potato plant growth monitoring, integr
Externí odkaz:
https://doaj.org/article/3bf8698b4950468486c476f7468b03a1
Autor:
Di Pan, Changchun Li, Guijun Yang, Pengting Ren, Yuanyuan Ma, Weinan Chen, Haikuan Feng, Riqiang Chen, Xin Chen, Heli Li
Publikováno v:
Remote Sensing, Vol 15, Iss 22, p 5413 (2023)
Accurate and high-throughput identification of the initial anthesis of soybean varieties is important for the breeding and screening of high-quality soybean cultivars in field trials. The objectives of this study were to identify the initial day of a
Externí odkaz:
https://doaj.org/article/f18ce870a04f476ba18faba4d5a0a77b
Autor:
Pengting Ren, Heli Li, Shaoyu Han, Riqiang Chen, Guijun Yang, Hao Yang, Haikuan Feng, Chunjiang Zhao
Publikováno v:
Remote Sensing, Vol 15, Iss 17, p 4286 (2023)
Accurate and rapid estimation of the crop yield is essential to precision agriculture. Critical to crop improvement, yield is a primary index for selecting excellent genotypes in crop breeding. Recently developed unmanned aerial vehicle (UAV) platfor
Externí odkaz:
https://doaj.org/article/86bc668902e14fedaf1790b7fe74e2df
Autor:
Riqiang Chen, Hao Yang, Guijun Yang, Yang Liu, Chengjian Zhang, Huiling Long, Haifeng Xu, Yang Meng, Haikuan Feng
Publikováno v:
Remote Sensing, Vol 15, Iss 16, p 3958 (2023)
Land-use maps are thematic materials reflecting the current situation, geographical diversity, and classification of land use and are an important scientific foundation that can assist decision-makers in adjusting land-use structures, agricultural zo
Externí odkaz:
https://doaj.org/article/502280a15d1443f7b4b279644643126b