Zobrazeno 1 - 10
of 554
pro vyhledávání: '"Meng Qingfeng"'
Publikováno v:
Earth's Future, Vol 9, Iss 9, Pp n/a-n/a (2021)
Abstract Growing evidence indicates that climate change has significant impacts on crop production. However, the spatial variability and extent of the impacts on N concentrations in crops have yet to be explicitly described, although N concentration
Externí odkaz:
https://doaj.org/article/727bd9a2021c4642b305680d2a6b9730
Publikováno v:
Shock and Vibration, Vol 2014 (2014)
Two improved analytical methods of calculations for natural frequencies and mode shapes of a uniform cantilever beam carrying a tip-mass under base excitation are presented based on forced vibration theory and the method of separation of variables, r
Externí odkaz:
https://doaj.org/article/18d01dca63454a168a944ce0601508fb
Autor:
Meng, Qingfeng, Okwara, Ukoha Kalu
Publikováno v:
In Journal of Cleaner Production 15 September 2024 471
Publikováno v:
In European Journal of Agronomy September 2024 159
Autor:
Liu, Xiwei, Chang, Xuhong, Wang, Yanjie, Wang, Demei, Wang, Xinglong, Meng, Qingfeng, Wang, Pu
Publikováno v:
In Environmental and Experimental Botany August 2024 224
Publikováno v:
In Renewable and Sustainable Energy Reviews July 2024 199
Autor:
LIU, Wenyao1 2112210010@stmail.ujs.edu.cn, MENG, Qingfeng1, ZHI, Hanhao1, LI, Zhen1, HU, Xin2
Publikováno v:
Journal of Civil Engineering & Management. 2024, Vol. 30 Issue 3, p200-219. 20p.
Publikováno v:
In Journal of Cleaner Production 15 April 2024 450
Publikováno v:
Engineering, Construction and Architectural Management, 2022, Vol. 30, Issue 8, pp. 3357-3389.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/ECAM-10-2021-0873
Publikováno v:
In Science of the Total Environment 1 March 2024 914