Agriculture Department of the People’s Republic of China. 2006. Agricultural standards of the People’s Republic of China. In: Soil Testing Method for Determination of Soil Organic Matter (6th ed.). Beijing: Agricultural Industry Standards of the People’s Republic of China, 1–3. (in Chinese)
Arshad M A. 2008. Soil Salinity and Salinization. Encyclopedia of Soil Science. New York: Springer Science+Business Media, 611–613.
Bao S T. 1999. Chemical Analysis for Agricultural Soil. Beijing: China Agriculture Press, 183–188. (in Chinese)
Bennett S J, Barrett-Lennard E G, Colmer T D. 2009. Salinity and waterlogging as constraints to saltland pasture production: A review. Agriculture, Ecosystem & Environment, 129(4): 349–360.
Blake G R, Hartge K H. 1986. Bulk density. In: Klute A. Methods of Soil Analysis. Part I. Physical and Mineralogical Methods Agronomy Monograph No. 9. Madison: American Society of Agronomy, 363–376.
Brady N C, Weil R R. 1996. The Nature and Properties of Soils (11st ed.). New York: Prentice Hall, 10–150.
Bui E N. 2017. Causes of soil salinization, sodification, and alkalinization. Oxford Research Encyclopedia of Environmental Science. [2020-12-22]. https://doi.org/10.1093/acrefore/9780199389414.013.264.
Chen S, Jin Z, Zhang J, et al. 2019. The situation and impact factors of soil salinization in different dammed farmlands in the valley area of the Northern Shaanxi Province. Journal of Earth Environment, 11(1): 81–89.
Demir Z, Tursun N, Isik D. 2019. Effects of different cover crops on soil quality parameters and yield in an apricot orchard. International Journal of Agricultural Biology, 21(2): 399–408.
FAO. 2008. Land Degradation Assessment in Drylands (LADA): Assessing the status, causes and impact of land degradation. Land and Plant Nutrition Management Service. [2020-12-09]. http://www.fao.org/3/mc980e/mc980e.pdf.
Hillel D. 1991. Research in soil physics: A review. Soil Science, 151(1): 30–34.
Jin F H, Li S Q, Lu H L, et al. 2008. Variation of soil microbial biomass carbon, soil microbial biomass nitrogen and nitrogen mineralization potential in different soil types on the Loess Plateau. Acta Ecologica Sinica, 28(1): 227–236. (in Chinese)
Jin Z, Cui B L, Song Y, et al. 2012. How many check dams do we need to build on the Loess Plateau? Environmental Science & Technology, 46 (16): 8527–8528.
Jin Z. 2014. The creation of farmland by gully filling on the Loess Plateau: a double-edged sword. Environmental Science & Technology, 48: 883–884.
Jin Z, Guo L, Wang Y Q, et al. 2019. Valley reshaping and damming induce water table rise and soil salinization on the Chinese Loess Plateau. Geoderma, 339: 115–125.
Johannes A, Weisskopf P, Schulin R, et al. 2019. Soil structure quality indicators and their limit values. Ecological Indicators, 104: 686–694.
Kang Y H, Wang R S, Wan S Q, et al. 2012. Effects of different water levels on cotton growth and water use through drip irrigation in an arid region with saline ground water of Northwest China. Agricultural Water Management, 109: 117–126.
Karlen D L, Mausbach M J, Doran J W, et al. 1997. Soil quality: a concept, definition, and framework for evaluation. Soil Science Society of American Journal, 61(1): 4.
Larson W E, Pierce F J. 1994. The dynamics of soil quality as a measure of sustainable management. In: Defining soil quality for a sustainable environment. Soil Science Society of American Journal, 35: 37–51.
Li J G, Pu L J, Zhu M, et al. 2012. The present situation and hot issues in the salt-affected soil research. Acta Geographica Sinica, 67: 9. (in Chinese)
Li P Y, Wu J H, Qian H. 2016. Regulation of secondary soil salinization in semi-arid regions: a simulation research in the Nanshantaizi area along the Silk Road, Northwest China. Environmental Earth Science, 75(8): 698.
Li P Y, Qian H, Wu J H. 2018. Conjunctive use of groundwater and surface water to reduce soil salinization in the Yinchuan Plain, North-West China. International Journal of Water Resources Development, 34(3): 337–353.
Li Y. 2012. The characteristic and evaluation of soil quality in loess hilly-gully region: a case study of Zichang County, Northern Shaanxi. MS dissertation. Xi’an: Shaanxi Normal University. (in Chinese)
Liu Q, Wang Y Q, Zhang J, et al. 2013. Filling gullies to create farmland on the Loess Plateau. Environmental Science & Technology, 47(14): 7589–7590.
Liu D S, An Z S, Yuan B Y. 1985. Eolian process and dust mantle (Loess) in China. Quaternary Science, 6(1): 113–125. (in Chinese)
Long Y, Zhang X B, Li M, et al. 2008. Identification of the deposited layers in landslides reservoir and investigation of the sediment yields during the later sixteenth century on the Hill Loess Plateau, China. Chinese Science Bulletin, 53(1): 3908–3913. (in Chinese)
Metternicht G I, Zinck J A. 2003. Remote sensing of soil salinity: potentials and constraints. Remote Sensing of Environment, 85(1): 1–20.
Munns R, Tester M. 2008. Mechanisms of salinity tolerance. Annual Review of Plant Biology, 59(1): 651–681.
National Soil Survey Office. 1998. Soils of China. Beijing: China Agriculture Press, 52–180. (in Chinese)
Pang Z. 2018. Discussion on the design and implementation of gully land consolidation project-a case study of land consolidation in Yangwan valley, Nanniwan town, Baota district, Yan’an city. Agriculture Science & Technology, 543(10): 32–35 (in Chinese).
Richards L A. 1954. Diagnosis and Improvement of Saline and Alkali Soils (Handbook No. 60). Washington DC: United States Department of Agriculture, 7–33.
Sajjadi S A H, Mirzaei M, Nasab A F, et al. 2016. Effect of soil physical properties on infiltration rate. Geomechanics & Engineering, 10(6): 727–736.
Shao M A, Wang Q J, Huang M B. 2006. Soil Physics. Beijing: Higher Education Press, 55–60. (in Chinese)
Singh A. 2013. Groundwater modelling for the assessment of water management alternatives. Journal of Hydrology, 481: 220–229.
Singh A. 2015. Soil salinization and waterlogging: A threat to environment and agricultural sustainability. Ecological Indicators, 57: 128–130.
Singh A, Krause P, Panda S N, et al. 2010. Rising water table: A threat to sustainable agriculture in an irrigated semi-arid region of Haryana, India. Agricultural Water Management, 97(10): 1443–1451.
Smith J L, Halvorson J J, Papendick R I. 1993. Using multiple-variable indicator Kriging for evaluating soil quality. Soil Science Society of American Journal, 57(3): 743–749.
Tang K, Zhang Z, Kong X, et al. 1987. A study of soil loss and soil degradation in the Loess Plateau. Bulletin of Soil & Water Conservation, 7(6): 12–18. (in Chinese)
Violante P. 2000. Chemical Methods of Soil Analysis. Milan: Italian Ministry of Agriculture, 417–435.
Wang Y F, Fu B J, Chen L D, et al. 2011. Check dam in the Loess Plateau of China: engineering for environmental services and food security. Environmental Science & Technology, 45: 10298–10299.
Wang Y S. 1988. Reshape and benefit of Majiawan check dam. Soil and Water Conservation, 6: 37–40. (in Chinese)
Weng Y L, Gong P, Zhu Z L. 2010. A spectral index for estimating soil salinity in the Yellow River Delta region of China using EO-1 hyperion data. Pedosphere, 378–388.
Xiong D H, He X B, Zhou H Y. 2005. Current advance on soil quality evaluation. World Science Technology Research & Development, 27(1): 71–75. (in Chinese).
Ye D Z, Chen P Q. 1992. Global Change Research in China. Beijing: Geological Press, 1–101. (in Chinese)
Yu Y L, Lin H S, Jin Z, et al. 2017. Ammonia dynamics in reservoirs in response to rainfall events in a gully-filled loess catchment in Yan’an City, Shaanxi Province. Quaternary Science, 37(6): 1204–1218. (in Chinese)
Yu Z R, Wang J W. 1997. Land salinization in China and the prevention countermeasures. Rural Eco-Environment, 13(3): 1–5. (in Chinese)
Zhang T L, Pan J J, Zhao Q G. 1999. The recent research progress and future prospect of soil quality. Soil, 31(1): 1–7. (in Chinese)
Zhao K, Li S Q, Li S X. 2009. Study on undisturbed soil sample incubation for estimating soil nitrogen supplying capacity in Loess Plateau. Scientia Agricultura Sinica, 42(7): 2397–2406. (in Chinese)
Zhao Q G. 2001. Prospects of soil science in the 21st century. Advances in Earth Science, 16(5): 704–709.
Zhao X, Xue J F, Zhang X Q, et al. 2015. Stratification and storage of soil organic carbon and nitrogen as affected by tillage practices in the North China Plain. PloS ONE, 10(6): e0128873.