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Ren Hu, Zijuan Ding, Tingyu Li, Dingyue Zhang, Yingbing Tian, Yuxian Cao and Jun Hou
Ratoon rice (RR) has been regarded as a labor-saving and beneficial production system. Nitrogen (N) surplus and reactive N losses (Nr losses) are effective environmental indicators used to evaluate the performance of N management. Few studies have assess...
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Haodong Jiang, Nairui Yang, Hongyu Qian, Gang Chen, Wei Wang, Jiankai Lu, Yaocen Li and Yufu Hu
Ecological restoration can improve soil fertility and have a significant impact on the soil nitrogen cycle. Nitrogen (N) is an essential nutrient element for plant growth and development, and also an important factor limiting soil productivity. As an imp...
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Jian Han, Li Xing, Chuang Zhang, Jundi Li, Yannan Li, Yuming Zhang, Hongbo He, Chunsheng Hu, Xiaoxin Li, Lijuan Zhang, Wenxu Dong, Shuping Qin and Xiuping Liu
Microbial residue nitrogen can indicate soil quality and is crucial for soil nitrogen retention and supply. However, it is still unclear how the dynamic changes in soil microbial residue nitrogen affect crop nitrogen uptake in agricultural practice. Base...
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Chunyan Yin, Lijun Li, Ju Zhao, Jingsong Yang and Haogeng Zhao
In order to discuss the problems of the transformation of soil nitrogen and nitrogen leaching in saline farmland, this study carried out a split-plot experiment with returning straw and various nitrogen application rates. The main treatment of the experi...
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Barbara Wisniowska-Kielian, Barbara Filipek-Mazur and Florian Gambus
The study aimed to compare the effect of urea fatty fraction (UFF) and Pulrea® (urea fertilizer) on plant yield and selected plant and soil parameters determined after the plants were harvested. UFF is a by-product of essential unsaturated fatty acids (U...
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Hao Guo, Yong Li, Xu Wang, Hongyan Ruan, Toyin Peter Abegunrin, Lanchao Wei, Zhigang Huang, Kayode Steven Are and Gabriel Oladele Awe
Excessive fertilizer application, majorly nitrogen- and phosphorus-based fertilizers, in farmland has intensified environmental pollution of rivers, lakes, and other surface water bodies worldwide by agricultural non-point sources, especially the highly-...
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Ámbar Cerda, Macarena González, Carolina Rodríguez, Jennyfer Serrano and Eduardo Leiva
The excessive deposition of ammonium (reactive nitrogen) in the environment has led to losses of biodiversity and the eutrophication of ecosystems. Anthropogenic sources contribute twice the natural rate of terrestrial reactive nitrogen and provide about...
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Michelle Dobbratz, Jacob M. Jungers and Jessica L. M. Gutknecht
Intermediate wheatgrass (Thinopyrum intermedium; IWG) is a perennial grass under development as a grain and forage crop. Although IWG is known for its ability to take up nitrate and improve water quality, seasonal nitrogen (N) demand and uptake by IWG is...
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Ruijie Qi, Yixuan Zhang, Wu Qu, Jingyu Wei, Hongjie Xu, Yuqi Liu, Jie Xia and Jianxin Wang
This work aimed to reveal the heterotrophic nitrification and aerobic denitrification activities in a salt-tolerant strain, Tritonibacter mobile HN1, isolated from mariculture sludge by using a pure culture method. Strain HN1 showed the removal rates of ...
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Alejandro M. Senn and Natalia Quici
Dissolved inorganic nitrogen (DIN) species are key components of the nitrogen cycle and are the main nitrogen pollutants in groundwater. This study investigated the interconversion and removal of the principal DIN compounds (NO-3
NO
3
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, NO-2
NO
2
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an...
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Yujie Ren, Zeqiang Sun, Xinhui Hu, Quanru Liu, Qinqing Xu, Dulin Qin, Xuejun Wang, Shenglin Liu, Changjian Ma and Xuewen Wei
Choosing the proper fertilizer regime for a crop in a given location remains challenging to increase yield, profitability, environmental growth protection, and sustainability. However, the nutrient demand characteristics of cotton in the North China Plai...
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Yongsong Su, Song Song, Lichun Xie and Zhenyu He
Nitrogen pollution has caused severe ecological and environmental crisis, especially in densely populated coastal regions. Using a mathematical model based on statistical data series from industry, agriculture, environmental protection, and population in...
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Mohamed Hemida Abd-Alla, Salem M. Al-Amri and Abdel-Wahab Elsadek El-Enany
This review article explores the impact of nitrogen fertilizers on the symbiotic relationship between Rhizobium bacteria and legume plants. Nitrogen fixation has the potential to address the global protein shortage by increasing nitrogen supply in agricu...
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Fumiaki Takakai, Takemi Kikuchi, Tomomi Sato, Masato Takeda, Kensuke Sato, Shinpei Nakagawa, Kazuhiro Kon, Takashi Sato and Yoshihiro Kaneta
In northern Japan, declines in soil nitrogen fertility have occurred in paddy?upland rotation systems with soybean cultivation. A six-year lysimeter experiment was conducted to evaluate the nitrogen budget in paddy?upland rotation (three-year for upland ...
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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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Haining Wu, Shufang Chen, Zhipeng Huang, Tangwei Huang, Xiumei Tang, Liangqiong He, Zhong Li, Jun Xiong, Ruichun Zhong, Jing Jiang, Zhuqiang Han and Ronghua Tang
The intercropping of peanuts and sugarcane is a sustainable planting model that deserves in-depth research. For this study, two variables, i.e., intercropping status (peanut monocropping or sugarcane/peanut intercropping) and the level of nitrogen fertil...
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Jing Yang, Wenqi Guo, Chengsen Zhao, Biqing Zhou, Wenhao Yang, Shihe Xing and Fenghua Ding
Reducing soil nitrogen leaching losses and improving nitrogen-use efficiency with effective fertilization management strategies are extremely important for sustainable agricultural development. A 2-year field study was executed with the same nitrogen inp...
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Zelin Wang, Tangzhe Nie, Dehao Lu, Peng Zhang, Jianfeng Li, Fanghao Li, Zhongxue Zhang, Peng Chen, Lili Jiang, Changlei Dai and Peter M. Waller
Sorghum (Sorghum bicolor L.) has emerged as a pivotal global food crop. Consequently, it is imperative to explore sustainable and eco-friendly strategies to achieve sustainable sorghum production with a high yield. This study aimed to reveal the effects ...
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Yong Wang, Quanhou Dai, Pengwei Ding, Kuaifen Li, Xingsong Yi, Jie He, Xudong Peng, Youjin Yan, Min Zhao and Yingchong Yang
Nitrogen loss is the main reason for land quality degradation and productivity decline and an important factor in groundwater pollution. Extreme rainfall has occurred frequently in Karst areas of southwest China in recent years. It is of great significan...
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Xiaoqiang Zhu, Guobin Wang, Jieyun Xie, Ya Zhao and Donghui Liang
The main goal of this article is to elucidate the SDZ and TN removal characteristics and mechanisms of a saline-resistant strain of Acinetobacter sp. RT-6. The SDZ and TN removal characteristics indicated that SDZ and TN removal were significantly affect...
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