Research Progress on Water–Fertilizer Coupling and Crop Quality Improvement and Its Implication for the Karst Rock Desertification Control

An important problem currently faced by karst rocky desertification management is the degradation of vegetation fruits, which encourages the search for a solution for the sustainable growth of vegetation. Water and fertilizer are key factors affecting crop quality (the formation of soluble solids, p...

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Main Authors: Tinghui Hu, Kaiping Li, Kangning Xiong, Jun Wang, Shan Yang, Zhifu Wang, Ajuan Gao, Xiao Yu
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Agronomy
Subjects:
Online Access:https://www.mdpi.com/2073-4395/12/4/903
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author Tinghui Hu
Kaiping Li
Kangning Xiong
Jun Wang
Shan Yang
Zhifu Wang
Ajuan Gao
Xiao Yu
author_facet Tinghui Hu
Kaiping Li
Kangning Xiong
Jun Wang
Shan Yang
Zhifu Wang
Ajuan Gao
Xiao Yu
author_sort Tinghui Hu
collection DOAJ
description An important problem currently faced by karst rocky desertification management is the degradation of vegetation fruits, which encourages the search for a solution for the sustainable growth of vegetation. Water and fertilizer are key factors affecting crop quality (the formation of soluble solids, protein, amino acids, soluble sugar content, etc.). A comprehensive review of research related to water–fertilizer coupling and crop quality improvement may be beneficial for rocky desertification control. This study analyzed 427 related papers, and the results showed that: (1) the number of published papers showed an “S” curve growth trend over time, indicating that research in the field of water–fertilizer coupling has entered a mature stage after rapid growth, yet it is still in the initial stage in karst areas; (2) the research was mainly theoretical, but also included technology research and development, model construction, demonstration and extension, and monitoring and evaluation; (3) except for research related to greenhouse facilities, the research areas are mainly located in arid and semi-arid regions. The study further revealed (4) the frontier theory of water–fertilizer coupling and crop quality research. Finally, it was found that the theoretical and technical studies related to water–fertilizer coupling and crop quality improvement in karst areas are insufficient. Whether the existing theories and techniques are applicable to karst areas needs further verification. In addition to the areas of selecting germplasm with high water/fertilizer utilization efficiency and tolerance to rocky desertification, further improvement in the dynamic model of water–fertilizer coupling and the construction of a more applicable water–fertilizer coupling model could also be future research hotspots.
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spelling doaj.art-8e89e592a6374d10bf7941bc6c82c1e82023-12-01T00:27:58ZengMDPI AGAgronomy2073-43952022-04-0112490310.3390/agronomy12040903Research Progress on Water–Fertilizer Coupling and Crop Quality Improvement and Its Implication for the Karst Rock Desertification ControlTinghui Hu0Kaiping Li1Kangning Xiong2Jun Wang3Shan Yang4Zhifu Wang5Ajuan Gao6Xiao Yu7School of Karst Science, Guizhou Normal University, Guiyang 550001, ChinaSchool of Karst Science, Guizhou Normal University, Guiyang 550001, ChinaSchool of Karst Science, Guizhou Normal University, Guiyang 550001, ChinaGuizhou Oil Research Institute, Guizhou Academy of Agricultural Sciences, Guiyang 550006, ChinaSchool of Karst Science, Guizhou Normal University, Guiyang 550001, ChinaSchool of Karst Science, Guizhou Normal University, Guiyang 550001, ChinaSchool of Karst Science, Guizhou Normal University, Guiyang 550001, ChinaSchool of Karst Science, Guizhou Normal University, Guiyang 550001, ChinaAn important problem currently faced by karst rocky desertification management is the degradation of vegetation fruits, which encourages the search for a solution for the sustainable growth of vegetation. Water and fertilizer are key factors affecting crop quality (the formation of soluble solids, protein, amino acids, soluble sugar content, etc.). A comprehensive review of research related to water–fertilizer coupling and crop quality improvement may be beneficial for rocky desertification control. This study analyzed 427 related papers, and the results showed that: (1) the number of published papers showed an “S” curve growth trend over time, indicating that research in the field of water–fertilizer coupling has entered a mature stage after rapid growth, yet it is still in the initial stage in karst areas; (2) the research was mainly theoretical, but also included technology research and development, model construction, demonstration and extension, and monitoring and evaluation; (3) except for research related to greenhouse facilities, the research areas are mainly located in arid and semi-arid regions. The study further revealed (4) the frontier theory of water–fertilizer coupling and crop quality research. Finally, it was found that the theoretical and technical studies related to water–fertilizer coupling and crop quality improvement in karst areas are insufficient. Whether the existing theories and techniques are applicable to karst areas needs further verification. In addition to the areas of selecting germplasm with high water/fertilizer utilization efficiency and tolerance to rocky desertification, further improvement in the dynamic model of water–fertilizer coupling and the construction of a more applicable water–fertilizer coupling model could also be future research hotspots.https://www.mdpi.com/2073-4395/12/4/903water–fertilizer couplingcrop qualityresearch progressrocky desertification controlvegetation degradation
spellingShingle Tinghui Hu
Kaiping Li
Kangning Xiong
Jun Wang
Shan Yang
Zhifu Wang
Ajuan Gao
Xiao Yu
Research Progress on Water–Fertilizer Coupling and Crop Quality Improvement and Its Implication for the Karst Rock Desertification Control
Agronomy
water–fertilizer coupling
crop quality
research progress
rocky desertification control
vegetation degradation
title Research Progress on Water–Fertilizer Coupling and Crop Quality Improvement and Its Implication for the Karst Rock Desertification Control
title_full Research Progress on Water–Fertilizer Coupling and Crop Quality Improvement and Its Implication for the Karst Rock Desertification Control
title_fullStr Research Progress on Water–Fertilizer Coupling and Crop Quality Improvement and Its Implication for the Karst Rock Desertification Control
title_full_unstemmed Research Progress on Water–Fertilizer Coupling and Crop Quality Improvement and Its Implication for the Karst Rock Desertification Control
title_short Research Progress on Water–Fertilizer Coupling and Crop Quality Improvement and Its Implication for the Karst Rock Desertification Control
title_sort research progress on water fertilizer coupling and crop quality improvement and its implication for the karst rock desertification control
topic water–fertilizer coupling
crop quality
research progress
rocky desertification control
vegetation degradation
url https://www.mdpi.com/2073-4395/12/4/903
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