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Jianzhao Liu, Liping Gao, Fenghui Yuan, Yuedong Guo and Xiaofeng Xu
Soil water shortage is a critical issue for the Southwest US (SWUS), the typical arid region that has experienced severe droughts over the past decades, primarily caused by climate change. However, it is still not quantitatively understood how soil water...
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Rui Yuan, Ruiyang Xu, Hezhenjia Zhang, Yutao Hua, Hongsheng Zhang, Xiaojing Zhong and Shenliang Chen
This study presents an in-depth analysis of the dynamic beach landscapes of Hainan Island, which is located at the southernmost tip of China. Home to over a hundred natural and predominantly sandy beaches, Hainan Island confronts significant challenges p...
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Jingjiang Xiao, Haiping Long, Xuemei He, Guoyu Chen, Tao Yuan, Yi Liu and Qiaoling Xu
In order to treat phosphorus-containing wastewater and realize the resource utilization of wetland plant residues, biochar was prepared by the pyrolysis of canna aquatic plant waste at 700 °C, and the adsorption characteristics of phosphorus by MgO-modif...
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Heng Liu, Wenzhi Xu, Quanchun Yuan, Jin Zeng, Xiaohui Lei and Xiaolan Lyu
In addressing the challenges of high energy consumption and low efficiency in fertilization borehole drilling for clayey soils in southern orchards, this study utilizes the Discrete Element Method to establish a simulation model for clayey soils. Through...
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Wenzhi Xu, Quanchun Yuan, Jin Zeng and Xiaolan Lyu
As a key component of fertilization equipment, the fertilizer discharger has an important impact on the accuracy of the amount of fertilizer applied during the fertilization process. Countries around the world have been advocating for reducing the use of...
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Shichen Fu, Zhenhua Yang, Yuan Ma, Zhenfeng Li, Le Xu and Huixing Zhou
Detecting the factors affecting drivers? safe driving and taking early warning measures can effectively reduce the probability of automobile safety accidents and improve vehicle driving safety. Considering the two factors of driver fatigue and distractio...
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Yihao Xu, Hao Yuan, Hongli Wang, Ke Lu and Dezheng Yang
Non-thermal plasma driven ammonia synthesis has great potential for future industrial applications due to its low theoretical energy requirements. To achieve technological advancement and environmental sustainability, it is crucial to boost the energy yi...
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Wanyuan Zhang, Weijia Yuan, Gongwu Sun, Tengjiao He, Junqi Qu and Chao Xu
The advancement of unmanned platforms is driving the miniaturization and cost reduction of the multi-beam echosounder (MBES). In the process of MBES array calibration, the mutual coupling significantly impacts the performance of parameter estimation. We ...
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Yuan-Hang Zhang, Xiao-Jie Wang, Xu-Zhen Zhang, Maoukouf Saad and Rui-Jie Zhao
The deep sea harbors abundant mineral, oil, and gas resources, making it highly valuable for commercial development, including the extraction of minerals. Due to the relatively large particle size of these minerals, how they interact with fluids is signi...
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Kai Li, Quan Liu, Yuan Tian, Cong Du and Zhixiang Xu
Asphalt mixtures exhibit complex mechanical behaviors due to their multiphase internal structures. To provide better characterizations of asphalt pavements under various forms of potential distress, a two-dimensional (2D) finite element simulation based ...
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Yi Lu, Jingli Xu, Zhenyu Liu, Yuan Chen, Xiang Zhang and Dehua Chen
The direct-sown cotton after wheat harvest (DSCWH) cropping system has attracted wide attention due to reduced labor inputs compared to transplanting. However, the management strategy of slow-release nitrogen is unclear in such a system. This study aims ...
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Min Liu, Meng Xu, Liang Yuan, Shuiqin Zhang, Yanting Li and Bingqiang Zhao
Due to its broad yield-increasing effect and low cost, humic acid urea (HAU) has become one of the leading modified fertilizers worldwide. The fertisphere is the primary space where urea (U) granules participate in the soil nitrogen cycle, forming a nutr...
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Yuan Zhong, Ye Jin, Shaoqing Xu, Xiangrui Liu and Jianli Song
Thrips have become some of the most challenging pests to control in mango production due to their short developmental time, hidden locations and resistance to pesticides, in the tropical regions of China. To improve pesticides efficacy, the tank-mix adju...
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Lihong Xu, Jiawei You and Hongliang Yuan
In order to meet the obstacle avoidance requirements of unmanned agricultural machinery in operation, it is necessary to plan a path to avoid obstacles in real time after obstacles are detected. However, the traditional path planning algorithm does not c...
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Liang Xiao, Jinghua Wu, Wenhan Li, Guodong Yuan, Qing Xu, Jing Wei and Fengxiang Han
Biochar holds great promise for carbon sequestration but is restricted by high costs. Here, we introduced the water?fire coupled method and developed a mineral coating technique for biochar production from paulownia waste (Paulownia fortune). Exposure ti...
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Meng Xu, Liang Yuan, Shuiqin Zhang, Yanting Li and Bingqiang Zhao
Saline-alkali stress adversely affects crop growth and nutrient absorption, thereby reducing crop yield and quality. Exogenous amino acids have multiple synergistic effects; however, whether a preparation containing amino acids increases the resistance o...
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Fei Dai, Pengqing Xu, Zixiang Yuan, Ruijie Shi, Yiming Zhao, Xuefeng Song and Wuyun Zhao
The aim of this study was to investigate the effects of different working parameters on the cleaning efficiency of a cleaning device during the separation and cleaning process in a flax joint harvesting machine. To achieve this objective, CFD?DEM joint s...
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Shengyong Xu, Yi Zhang, Wanjing Dong, Zhilong Bie, Chengli Peng and Yuan Huang
It is important to propose the correct decision for culling and replenishing seedlings in factory seedling nurseries to improve the quality of seedlings and save resources. To solve the problems of inefficiency and subjectivity of the existing traditiona...
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Bo Xu, Xiang Cui, Wei Ji, Hao Yuan and Juncheng Wang
Apple grading is an essential part of the apple marketing process to achieve high profits. In this paper, an improved YOLOv5 apple grading method is proposed to address the problems of low grading accuracy and slow grading speed in the apple grading proc...
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Fengyuan Yin, Xiaoming Yuan, Zhiao Ma and Xinyu Xu
Permanent magnet synchronous motor (PMSM) drive systems are commonly utilized in mobile electric drive systems due to their high efficiency, high power density, and low maintenance cost. To reduce the tracking error of the permanent magnet synchronous mo...
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