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Long Zhou, Qiu Dong, Jianqun Yu, Yang Wang, Yulong Chen, Mingwei Li, Wenjun Wang, Yajun Yu and Jun Yuan
An appropriate contact mechanics model and parameters are key to achieving accurate results in discrete element analyzis. This is necessary to predict the process of contact collision between the soil and maize seed during deposition. In this paper, the ...
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Guoxiao Lv, Chongwu Yang, Xin Wang, Zaibin Yang, Weiren Yang, Jianqun Zhou, Weiyu Mo, Faxiao Liu, Mei Liu and Shuzhen Jiang
This study investigated the effects of inorganic trace elements (IEs) and sucrose chelated trace elements (SEs) on the growth performance, nutrients and energy utilization, antioxidant capacity, and mineral deposition in broiler chickens, and the efficie...
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Dongxu Yan, Tianyue Xu, Jianqun Yu, Yang Wang, Wei Guan, Ye Tian and Na Zhang
Soybean seeding monomers can realize the process of opening, seed throwing, covering, and compacting when they work. Due to the complexity of their working process, the relevant process cannot be analyzed by the discrete element method (DEM) alone. The D...
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Dongxu Yan, Jianqun Yu, Yang Wang, Long Zhou, Ye Tian and Na Zhang
In order to establish a Discrete Element Method (DEM) model of soil particles, the soil in the laboratory soil bin was used as the research object. The soil texture was determined to be sandy loam by sieving, and the shape of the soil particles was analy...
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Bin Xu, Ping-An Zhong, Qiyou Huang, Jianqun Wang, Zhongbo Yu, Jianyun Zhang
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Hedging rules for water supply reservoir operations provide guidelines for balancing the consequences of competing water allocations. When inflow forecast uncertainty is addressed, hedging acts as insurances for offsetting the negative influence of water...
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Panpan Zhao, Haishen Lü, Guobin Fu, Yonghua Zhu, Jianbin Su, Jianqun Wang
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This study investigates the sensitivity and uncertainty of hydrological droughts frequencies and severity in the Weihe Basin, China during 1960?2012, by using six commonly used univariate probability distributions and three Archimedean copulas to fit the...
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Meng Wang, Baohong Lu, Jianqun Wang, Hanwen Zhang, Li Guo and Henry Lin
A high concentration of nitrate (NO3-) in surface water threatens aquatic systems and human health. Revealing nitrate characteristics and identifying its sources are fundamental to making effective water management strategies. However, nitrate sources in...
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