Approaches to Soil Health Analysis, Volume 1. Группа авторов
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59 USDA‐ARS. (2018). Wind Erosion Prediction System (WEPS). USDA ARS Engineering & Wind Erosion Research Unit. Washington, DC. https://data.nal.usda.gov/dataset/wind‐erosion‐prediction‐system‐weps (verified 12 June 2020).
60 USDA‐NRCS. (2019a). The Basics of Addressing Resource Concerns with Conservation Practices within Integrated Soil Health Management Systems on Cropland, by D. Chessman, B.N. Moebius‐Clune, B.R. Smith, and B. Fisher. Soil Health Technical Note No. 450‐04. Available on NRCS Electronic Directive System. Washington, DC. https://directives.sc.egov.usda.gov (verified 12 June 2020).
61 USDA‐NRCS. (2019b). Recommended Soil Health Indicators and Associated Laboratory Procedures, by D.E. Stott. Soil Health Technical Note No. 430‐03. Available on NRCS Electronic Directive System. Washington, DC. https://directives.sc.egov.usda.gov (verified 12 June 2020).
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63 USDA‐NRCS. (2020b). Electronic Directive, National Handbook of Conservation Practices (Title 450), Part 620, Subpart C, National Practice Standards. Washington, DC https://directives.sc.egov.usda.gov/(verified 6‐12‐2020).
64 USDA‐NRCS. (2020c). NRCS Conservation Activity Soil Testing (Code 216). Washington, DC. https://directives.sc.egov.usda.gov/ (verified 12 June 2020).
65 van Es, H. M., & Karlen, D. L. (2019). Reanalysis confirms soil health indicator sensitivity and correlation with long‐term crop yields. Soil Science Society of America Journal, 83, 721–732. https://doi.org/10.2136/sssaj2018.09.0338
66 Vitro, I., Imaz, M. J., Fernández‐Ugalde, O., Gartzia‐Bengoetxea, N., Enrique, A., & Bescansa, P. (2015). Soil degradation and soil quality in Western Europe: Current situation and future perspectives. Sustainability, 7(1), 313–365. https://doi.org/10.3390/su7010313
67 Wade, T., Claassen, R., & Wallander, S. (2015). Conservation‐practice adoption rates vary widely by crop and region. Economic Information Bulletin (EIB) No.147, U.S. Department of Agriculture (USDA), Economic Research Service (ERS). Washington, DC.
68 Warkentin, B. P., & Fletcher, H. F. (1977). Soil quality for intensive agriculture. In Proceedings of the International Seminar on Soil Environment and Fertilizer Management in Intensive Agriculture. Society of Science of Soil and Manure, Japan. p. 594–598.
69 West, T. O., & Post, W.M. (2002). Soil organic carbon sequestration rates by tillage and crop rotation. Soil Science Society of America Journal, 66(6), 1930–1946. https://doi.org/10.2136/sssaj2002.1930
70 Wienhold, B.J., Pikul, J. L., Liebig, M. A., Mikha, M. M., Varvel, G. E., Doran, J. W., & Andrews, S.S. (2006). Cropping system effects on soil quality in the Great Plains: Synthesis from a regional project. Renewable Agricultural Food Systems, 21, 49–59. https://doi.org/10.1079/RAF2005125
71 Wienhold, B. J., Karlen, D. L., Andrews, S. S., & Stott, D.E. (2009). Protocol for soil management assessment framework (SMAF) soil indicator scoring curve development. Renewable Agricultural Food Systems, 24, 260–266. https://doi.org/10.1017/S1742170509990093
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1 * Disclaimer: Mention of names or commercial products in this document does not imply recommendation or endorsement by the U.S. Department of Agriculture.
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