Shengnan Sun

ORCID: 0000-0003-2494-5327
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About
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Research Areas
  • Soil Carbon and Nitrogen Dynamics
  • CO2 Reduction Techniques and Catalysts
  • Covalent Organic Framework Applications
  • Metal-Organic Frameworks: Synthesis and Applications
  • Plant Stress Responses and Tolerance
  • Crystallization and Solubility Studies
  • Plant Parasitism and Resistance
  • Peatlands and Wetlands Ecology
  • Mycorrhizal Fungi and Plant Interactions
  • Ruminant Nutrition and Digestive Physiology
  • Microbial Community Ecology and Physiology
  • Plant and animal studies
  • Genetically Modified Organisms Research
  • Nematode management and characterization studies
  • Ecology and Vegetation Dynamics Studies
  • Plant responses to water stress
  • Industrial Vision Systems and Defect Detection
  • X-ray Diffraction in Crystallography
  • Plant responses to elevated CO2
  • Pasture and Agricultural Systems
  • Turfgrass Adaptation and Management
  • Transgenic Plants and Applications
  • Electrocatalysts for Energy Conversion
  • Advanced Photocatalysis Techniques
  • Image and Object Detection Techniques

Yangzhou University
2016-2025

Northeast Agricultural University
2024-2025

Qinghai University
2023

South China Normal University
2022

Northeast Normal University
1994-2022

Ministry of Education of the People's Republic of China
2022

Institute of Bast Fiber Crops
2019

Chinese Academy of Agricultural Sciences
2019

Science North
2014

Liaoning University
2012

Abstract Porous heterostructured electrocatalysts with multifunctionality and synergistic effect have much benefit for efficient electrocatalytic CO 2 reduction reaction (CO RR), yet it still remains a daunting challenge to explore heterostructures based on covalent organic frameworks (COFs) metal–organic (MOFs) in this field. Here, series of honeycomb‐like porous crystalline hetero‐electrocatalysts (MCH‐ X , = 1–4, stands the numbered sample obtained from different MOF doses synthesis MCH)...

10.1002/adma.202206706 article EN Advanced Materials 2022-09-11

Strategy that can design powerful photothermal-catalysts to achieve photothermal-effect assisted coupling-catalysis is much desired for the improvement of energy conversion efficiency and redox product value in CO2 electroreduction system. Herein, a kind bifunctional viologen-containing covalent organic framework (Ni-2CBpy2+ -COF) has been prepared successfully applied photothermal-assisted co-electrolysis methanol. Specifically, FECO (cathode) FEHCOOH (anode) Ni-2CBpy2+ -COF reach up ≈100 %...

10.1002/anie.202212162 article EN Angewandte Chemie International Edition 2022-10-14

Hybrid CO2 electroreduction (HCER) is recognized as an important strategy to improve the total value of redox products and energy conversion efficiency. In this work, a coordination catalyst model system (Ni8 -TET with active oxidation sites, Ni-TPP reduction sites PCN-601 redox-active sites) for HCER was established first time. Especially, can complete both anodic methanol cathodic FEHCOOH FECO over 90 %. The performance be further improved light irradiation (FE nearly 100 %). DFT...

10.1002/anie.202207282 article EN Angewandte Chemie International Edition 2022-06-24

Nitrogen fertilization is a simple and effective field management strategy for increasing plant productivity, but the regulatory mechanisms of nitrogen forms proportions on soil nutrients growth remain unclear. Therefore, we investigated enzyme activities nutrient contents alfalfa under different exogenous addition. Results showed that input significantly increased activity three oxidoreductases (hydroxylamine reductase, nitrate nitrite reductase) while having no significant effects urease....

10.3390/plants11081057 article EN cc-by Plants 2022-04-13

Cynodon dactylon (L.) Pers. (commonly known as bermudagrass) is a member of the family Poaceae. It C4 grass that can grow annually and perennially with clone reproduction seed-setting. not only used forage but also weed in many crops. grows along roadsides, barren lands, irrigated seacoasts, where soil salinity major problem. Although bermudagrass distributed worldwide, it shows limited growth under saline conditions. Under salt stress, whole-plant disturbed quality compromised...

10.3390/agronomy13010174 article EN cc-by Agronomy 2023-01-05

Nitrogen deposition and soil salinization-alkalization have become major environmental problems throughout the world. Leymus chinensis is dominant, considered most valuable, species for grassland restoration in Northeast of China. However, little information exists concerning role arbuscular mycorrhizal fungi (AMF) adaptation seedlings to interactive effects nitrogen salt-alkali stress, especially from perspective osmotic adjustment ion balance. Experiments were conducted a greenhouse...

10.1039/c8ra00721g article EN cc-by-nc RSC Advances 2018-01-01

Effective Microorganism (EM) is widely employed as a growth promoter in agricultural practices. The aging of oat seeds not only directly impairs production but also exerts adverse effects on biodiversity. mechanism through which EM influence the germination remains unclear. In this experiment, bacterial solution underwent pretreatment, included original-solution treatment (OrT), supernatant (SuT), and sterile (StT). Aging was induced using pretreated solution. study, facilitated enhancement...

10.1186/s12870-024-06035-y article EN cc-by-nc-nd BMC Plant Biology 2025-01-08

Abstract Salt is a major abiotic factor significantly affecting plant growth and development. Alfalfa ( Medicago sativa L.), crucial perennial crop for livestock feed, shows significant differences in salt tolerance among different varieties. This study aimed to comprehensively evaluate the of 30 varieties alfalfa under stress (0, 150, 300 mmol L −1 NaCl). It showed that shoot height (SH), root length (RL), fresh weight (SFW), (RFW) were decreased by 37.68%, 35.83%, 43.79% 48.86%,...

10.1111/ppl.70044 article EN Physiologia Plantarum 2025-01-01

Two neutral salts (NaCl and Na2SO4) alkaline (NaHCO3 Na2CO3) were both mixed in 2:1 ratio, the effects of saline stresses on growth physiological changes oat seedlings explored. Result showed that biomass, water content chlorophyll decreased while cell membrane permeability significantly increased under stress. Saline stress did not have obvious effect pH value tissue fluids shoot root, but root fluid. The contents Na+, Na+/K+, SO42- more, K+, NO3-,H2PO4- more stress, Cl- obviously had...

10.15835/nbha4229441 article EN cc-by Notulae Botanicae Horti Agrobotanici Cluj-Napoca 2014-12-02

Additions of nitrogen ( N ) and water might have an interactive effect on the structure soil microbial community. The effects importance a fluctuating natural precipitation regime community in semiarid meadow steppe are very variable less well known. On S tipa baicalensis R osh. steppe, we used phospholipid fatty acid PLFA analysis to evaluate increased precipitation, addition regulating experiment had complete randomized block design with additions 0, 5 10 g m −2 year −1 15 or 30% above...

10.1111/ejss.12441 article EN European Journal of Soil Science 2017-06-09

Abstract Question (1) How do secondary successional dynamics differ in high and low saline‐alkaline grassland communities semi‐arid lands; (2) does nitrogen (N) enrichment promote plant succession towards a perennial community under stress? Location Saline‐alkaline northeast China. Methods We selected two early differing soil stress floristic composition: one ‘high‐stress community’ co‐dominated by the annual grass Chloris virgata forbs Artemisia scoparia Kochia sieversiana , ‘low‐stress...

10.1111/jvs.12282 article EN Journal of Vegetation Science 2015-03-02

Ageratina adenophora can enhance its invasive ability by using beneficial rhizosphere bacteria. Bacillus cereus is able to promote plant growth and provide a positive feedback effect A. . However, the interaction between B. under influence of native polyphagous insect feeding still unclear. In this study, Eupatorium lindleyanum , local species closely related was used as control, aimed compare content in roots soil after different densities Aphis gossypii feeding, then investigated...

10.3389/fpls.2024.1394153 article EN cc-by Frontiers in Plant Science 2024-05-15

As important components of the photosynthetic apparatus, photosystems I (PS I) and II II) are sensitive to salinity. Salt stress can destroy PS reaction center, disrupt electron transport from I, ultimately lead a decrease in capacity plant. Arbuscular mycorrhizal fungi (AMF) enhance host plant under salinity stress. However, this specific effect AMF is not always predictable. Here, we conducted meta-analysis including 436 independent observations compare chlorophyll fluorescence parameters...

10.3390/agronomy9120806 article EN cc-by Agronomy 2019-11-26

Abstract Hybrid CO 2 electroreduction (HCER) is recognized as an important strategy to improve the total value of redox products and energy conversion efficiency. In this work, a coordination catalyst model system (Ni 8 ‐TET with active oxidation sites, Ni‐TPP reduction sites PCN‐601 redox‐active sites) for HCER was established first time. Especially, can complete both anodic methanol cathodic FE HCOOH over 90 %. The performance be further improved light irradiation (FE nearly 100 %). DFT...

10.1002/ange.202207282 article EN Angewandte Chemie 2022-06-24

Bermudagrass ( Cynodon dactylon Pers.) is a wild Poaceae turfgrass with various genotypes and phenotypes. In this study, 16 bermudagrass germplasms were collected from different sites along latitudinal gradients, temperature treatments compiled used for physiological transcriptome analysis. To explore the correlation between key differentially expressed genes indicators, total of 14,654 DEGs integrated comparison weighted gene co-expression network Through comparative analysis annotation,...

10.3389/fpls.2021.751901 article EN cc-by Frontiers in Plant Science 2021-11-16

Grazing by local livestock is the traditional human practice in Qinghai-Tibetan Plateau grassland, and moderate intensity grazing can maintain high productivity diversity of alpine grassland. ecosystems are often nitrogen-limited, but N2-fixing communities response to yak Tibetan sheep grassland have remained underexplored. In this study, we applied quantitative PCR quantitation MiSeq sequencing nifH under through a manipulated experiment on an The results showed that treatments...

10.3389/fmicb.2023.1257521 article EN cc-by Frontiers in Microbiology 2023-09-06

In order to solve the problems of slow manual inspection speed and low fault detection accuracy car seat back parts, this article using Q company’s parts researches designs a classification quality screening system. Firstly, SURF (speeded up robust features) is combined with CNN (convolutional neural network) classify three types backrests: A, B, C. Then, establish spring hook angle model detect misfitting omission Class A springs, experimental results showed that network-based method...

10.1155/2022/3106313 article EN Wireless Communications and Mobile Computing 2022-03-15

The aim of this study was to investigate the effects forage type and chop length ramie (Boehmeria nivea (L.) Gaud.) silage on rumen fermentation ruminal microbiota in black goats. Sixteen Liuyang goats (22.35 ± 2.16 kg) were fed with roughage corn or at lengths 1, 2, 3 cm. Chao 1 index observed number microbial species differed significantly between groups (p < 0.05); however, Firmicutes (relative proportion: 34.99-56.68%), Bacteroidetes (27.41-47.73%), Proteobacteria (1.44-3.92%)...

10.3390/ani9040177 article EN cc-by Animals 2019-04-18
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