Accumulation and bioavailability of heavy metals in a soil-wheat/maize system with long-term sewage sludge amendments

Autor: Guo-hang YANG, Guang-yun ZHU, He-lian LI, Xue-mei HAN, Ju-mei LI, Yi-bing MA

Publikováno v: Journal of Integrative Agriculture, Vol 17, Iss 8, Pp 1861-1870 (2018)

A long-term field experiment was carried out with a wheat-maize rotation system to investigate the accumulation and bioavailability of heavy metals in a calcareous soil at different rates of sewage sludge amendment. There are significant linear corre

Externí odkaz: https://doaj.org/article/68b4d6cb6da54dfc93640e79b337abe6

Analysis And Measurement Of Deflection Yoke With Elliptical Cross Section.

Autor: Shou-qian Ding, Guang-yun Zhu, Zhi-gang Tang, Jin-yue Chen, Xia Sheng

Publikováno v: Proceedings of the Fourth Asian Symposium on Information Display; 1997, p233-236, 4p

Study And Design Of High Voltage Flyback Transformer For TV And Monitor

Autor: Shou-Qkn Ding, Jin-Yue Chen, Guang-Yun Zhu

Publikováno v: Proceedings of the Fourth Asian Symposium on Information Display.

This paper gives a fundamental study of the performance of Flyback Transformer(FBT), calculation based on 3D finite element method" has been done to investigate the influence of leakage inductance and stray capacitance on the transformer,the results

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::221951e281b3a4f9570d1b62928ee7fd
https://doi.org/10.1109/asid.1997.631397

Ecological risk assessment of sewage sludge as soil amendment: lethal and sublethal effects in Eisenia fetida.

Autor: Vannuccini ML; Department of Ecological and Biological Sciences, Tuscia University, Largo dell'Università snc, 01100, Viterbo, Italy. marialuisa.vannuccini@unitus.it., Assenza R; Department of Physical, Earth and Environmental Sciences, University of Siena, 53100, Siena, Italy., Sturba L; pH TÜV Italia srl, Loc. Sambuca Tavarnelle Val di Pesa, 50028, Florence, Italy., Faleri C; Department of Physical, Earth and Environmental Sciences, University of Siena, 53100, Siena, Italy., Corsi I; Department of Physical, Earth and Environmental Sciences, University of Siena, 53100, Siena, Italy.

Publikováno v: Environmental science and pollution research international [Environ Sci Pollut Res Int] 2024 Dec 23. Date of Electronic Publication: 2024 Dec 23.

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