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南京农业大学农学院《Agricultural and Forest Meteorology》发表智慧农业团队“Simulating the effects of low-temperature stress during flowering stage on leaf-level photosynthesis with current rice models”（图）
智慧 农业 气候变化 作物
2024/8/15
2024年来，南京农业大学农学院智慧农业团队在极端气候下的作物模型算法改进工作方面进行了深入研究，为未来气候变化背景下的作物生产力模拟提供了理论与技术基础。研究结果2024年8月2日以“Simulating the effects of low-temperature stress during flowering stage on leaf-level photosynthesis with c...
Spray and economics assessment of a UAV-based ultra-low-volume application in olive and citrus orchards
Agrochemical application UAV Sprayer Economic analysis
2024/1/19
Automation is a new frontier in specialty agriculture equipment. Specifically, unmanned aerial vehicles (UAV), machine vision and robotics will increasingly appear in sustainable agricultural systems....
Protocol: low cost fast and efficient generation of molecular tools for small RNA analysis
Vector Target mimic miRNA, Cloning Plant Downregulation
2024/1/19
Small RNAs are sequence-dependent negative regulators of gene expression involved in many relevant plant processes such as development, genome stability, or stress response. Functional characterizatio...
Soil amendment improves carbon sequestration by trees on severely damaged acid and metal impacted landscape, but total storage remains low
Carbon sequestration Tree restoration Jack pine White birch Acidification Impacted landscape Soil organic carbon
2024/1/11
Landscape carbon storage is a key component of climate change mitigation. Tree planting on degraded land has been identified as an effective carbon capture strategy, but it is unclear how various asso...
Low surface energy self‐polishing polymer grafted MWNTs for antibacterial coating and controlled‐release property of Cu2O
antibacterial coatings carbon nanotube controlled-release propert functionalization of polymers
2024/1/11
Marine biofouling had been a headache when engaging in marine activities. The most effective and convenient method for dealing with this problem was to apply antifouling coatings. But now a single ant...
Modelling climate change impacts on maize yields under low nitrogen input conditions in sub-Saharan Africa
crop simulation model ensemble modelling model intercomparison smallholder farming systems uncertainty
2023/12/21
Smallholder farmers in sub-Saharan Africa (SSA) currently grow rainfed maize with limited inputs including fertilizer. Climate change may exacerbate current production constraints. Crop models can hel...
Low-formaldehyde?emission composite particleboard manufactured from waste chestnut bur
Chestnut bur Composite particleboard Formaldehyde Polyphenol
2023/12/21
Chestnut bur is an agro-waste material generated in the chestnut production. It is a tannin-rich lignocellulosic material which might be a promising raw material for low-formaldehyde?composite particl...
Branched plasticizers derived from eugenol via green polymerization for low/non-migration and externally/internally plasticized polyvinyl chloride materials
Waste residues of the?rosin?processing industry Eugenol Sustainable plasticizer Green polymerization
2023/11/30
The synthesis of nontoxic plasticizers derived from the waste residues of the?rosin?-processing industry can reduce pollution and promote the high-value utilization of the waste resi-dues of?rosin. In...
Low-temperature 3D printing and curing process of continuous fiber-reinforced thermosetting polymer composites
3D printing CFRTPC curing behavior prediction low-temperature process model-free kinetics
2023/11/16
The reported work has developed a methodology of printing and curing continuous fiber-reinforced thermosetting polymer composites (CFRTPCs) with excellent mechanical properties at low temperatures. Fi...
Preparation of fluorinated epoxy-phthalonitrile resins with excellent thermal stability and low dielectric constant
curing behavior fluorinated epoxy-phthalonitrile resins low dielectric constant thermal stability
2023/11/16
Fluoropolymers find applications in heat-resistant cables, chemical-resistant linings, electronic components, cladding materials, and weather-resistant films. Therefore, it is imperative to improve th...
Low-cost electrochemical filtration carbon membrane prepared from coal via self-bonding
Electrochemical filtration carbon membrane Caking coal Self-bonding Organic pollutants Oxidation mechanism
2023/6/19
Electrochemical filtration membranes are highly effective for wastewater treatment. However, their relatively high production cost may limit their large-scale production and industrial application. In...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Numerical method for low-frequency electromagnetic fields and its applications
低频 电磁场数值 低频涡流场 有限元编程
2023/4/13
本报告首先回顾传统低频涡流场的两种计算格式，指出有限元编程实现过程中的基函数选择以及需要注意的难点问题。第二部分针对静磁场问题，通过引入规范条件提出了一种基于矢量磁位和磁场强度的新型的对偶格式，该方法通过巧妙构造基于矢量磁位和磁场强度的计算格式，整体矩阵完全一致并且可以给出系统电感参数的上下界，在实际参数提取中有很好的应用前景。在第三部分，由于传统低频涡流场近似不能有效考虑分布电容效应，而传统高频...
Application to raise capacity of French very-low-level waste repository（图）
法国 放射性废物处理 极低水平废物处置
2023/4/17
French radioactive waste management agency Andra has applied to the department of Aube in north-eastern France for environmental permission to increase the current authorised storage capacity of Cires...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Learning Quantum Observables of Low Degrees from a Logarithmic Number of Random Queries
对数 随机查询 低次量子 可观察量
2023/4/14
A fundamental problem from computational learning theory is to well-reconstruct an unknown function on the discrete hypercubes. One classical result of this problem for the random query model is the l...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Graph Refinement via Simultaneously Low-rank and Sparse Approximation
低秩 稀疏近似 图细化
2023/4/18
Graphs play an important role in many fields of machine learning such as clustering. Many graph-based machine learning approaches assume that the graphs have hidden group structures. However, the grou...