Advances in Irrigation and Fertilization Technologies for Sustainable Plant Production

A special issue of Horticulturae (ISSN 2311-7524). This special issue belongs to the section "Protected Culture".

Deadline for manuscript submissions: 20 May 2026 | Viewed by 305

Special Issue Editors


E-Mail Website
Guest Editor
Key Laboratory of Saline-Alkali Soil Improvement and Utilization (Saline-Alkali Land in Arid and Semiarid Regions), Ministry of Agriculture and Rural Affairs, China, Institute of Agricultural Resources and Environment, Xinjiang Academy of Agricultural Sciences, Urumchi 830091, China
Interests: optimize saline water utilization; irrigation and fertilizer schedule; plant soil interaction; water-salinity-yield effect; water use efficiency

E-Mail Website
Guest Editor
State Key Laboratory of Water Engineering Ecology and Environment in Arid Area, Xi'an University of Technology, Xi'an 710048, China
Interests: modeling; optimize irrigation and fertilizer schedule; crop growth and yield; fertilizer-yield effect; water use efficiency

Special Issue Information

Dear Colleagues,

As global populations continue to grow and climate variability intensifies, the sustainable enhancement of plant production has become an urgent priority. The efficient use of water and nutrients is central to this challenge. Innovations in irrigation and fertilization are not only vital for increasing plant productivity but also for minimizing environmental impacts such as groundwater depletion, soil salinization, and nutrient runoff.

The purpose of this Special Issue “Advances in Irrigation and Fertilization Technologies for Sustainable Plant Production” is to present innovative studies, tools, approaches, and techniques that have been successful in addressing some of these concerns, such as precision irrigation technologies, energy-saving technologies, irrigation and nutrient management, economic and environmental impact assessments, soil fertility and soil enzymes, the coupled simulation of crop growth and soil environment, and soilless and greenhouse and traditional soil cultivation, as well as drone-assisted monitoring, plant and soil nutrition diagnosis, and AI-driven decision support tools that enable precise water–salt–fertilizer management tailored to real-time crop needs and soil conditions. Researchers are invited to contribute original research articles and reviews that encompass a wide range of topics within the realm of irrigation and fertilization technologies in soilless and greenhouse and traditional soil cultivation for plant production. The scope includes, but is not limited to, investigations into plant-specific responses to water and fertigation, environmental implications and risk assessment, and technological innovations driving this field forward.

Prof. Dr. Di Feng
Dr. Songrui Ning
Guest Editors

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Keywords

  • irrigation technology
  • irrigation and fertilizer schedule
  • water and nutrient use efficiency
  • soil water–salt–fertilizer transport
  • intelligent agriculture
  • modeling
  • plant growth and yield
  • fertilizer-yield effect
  • plant phenotypic

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Published Papers (1 paper)

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Research

24 pages, 15798 KB  
Article
Optimizing Priestley–Taylor Model Based on Machine Learning Algorithms to Simulate Tomato Evapotranspiration in Chinese Greenhouse
by Jiankun Ge, Jiaxu Du, Xuewen Gong, Quan Zhou, Guoyong Yang, Yanbin Li, Huanhuan Li, Jiumao Cai, Hanmi Zhou, Mingze Yao, Xinguang Wei and Weiwei Xu
Horticulturae 2026, 12(1), 89; https://doi.org/10.3390/horticulturae12010089 - 14 Jan 2026
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Abstract
To further improve the prediction accuracy for greenhouse crop evapotranspiration (ET) under different irrigation conditions and enhance irrigation water use efficiency, this study proposes three methods to revise the Priestley–Taylor (PT) model coefficient α for calculating ET at different growth stages: [...] Read more.
To further improve the prediction accuracy for greenhouse crop evapotranspiration (ET) under different irrigation conditions and enhance irrigation water use efficiency, this study proposes three methods to revise the Priestley–Taylor (PT) model coefficient α for calculating ET at different growth stages: (1) considering the leaf senescence coefficient fS, plant temperature constraint parameter ft, and soil water stress index fsw to correct α (MPT model); (2) combining the Penman–Monteith (PM) model to inversely calculate α (PT-M model); (3) using the machine learning XGBoost algorithm to optimize α (PT-M(XGB) model). Accordingly, this study observed the cumulative evaporation (Ep) of a 20 cm standard evaporation pan and set two different irrigation treatments (K0.9: 0.9Ep and K0.5: 0.5Ep). We conducted field measurements of meteorological data inside the greenhouse, tomato physiological and ecological indices, and ET during 2020 and 2021. The above three methods were then used to dynamically simulate greenhouse tomato ET. Results showed the following: (1) In 2020 and 2021, under K0.9 and K0.5 irrigation treatments, the MPT model mean coefficient α for the entire growth stage was 1.27 and 1.26, respectively, while the PT-M model mean coefficient α was 1.31 and 1.30. For both models, α was significantly lower than 1.26 (conventional value) during the seedling stage and the flowering and fruiting stage, rose rapidly during the fruit enlargement stage, and then gradually declined toward 1.26 during the harvest stage. (2) Predicted ET (ETe) using the PT-M model underestimated the observed ET (ETm) by 8.71~16.01% during the seedling stage and the harvest stage, and overestimated by 1.62~6.15% during the flowering and fruiting stage and the fruit enlargement stage; the errors compared to ETm under both irrigation treatments over two years was 0.1~3.3%, with an R2 of 0.92~0.96. (3) The PT-M(XGB) model achieved higher prediction accuracy, with errors compared to ETm under both irrigation treatments over two years of 0.35~0.65%, and R2 above 0.98. The PT-M(XGB) model combined with the XGBoost algorithm significantly improved prediction accuracy, providing a reference for the precise calculation of greenhouse tomato ET. Full article
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