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Materia |
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Social Change [1] |
Social Networks [1] |
Social Structure [1] |
Social Welfare [1] |
Sociedad [1] |
Sociocultural Environment [1] |
Soil [14] |
Soil Analysis [1] |
Soil Chemicophysical Properties [1] |
Soil Conservation [1] |
Soil Degradation [4] |
Soil Density [1] |
Soil Fertility [1] |
Soil Management [5] |
Soil Organic Carbon [2] |
Soil Resources [1] |
Soil Structural Units [1] |
Soil Temperature [1] |
Soil Texture [2] |
Soil Types [2] |