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Table 8 The number of studies included in the systematic map investigating multiple, simultaneous interventions

From: What are the effects of agricultural management on soil organic carbon in boreo-temperate systems?

Multiple interventionsNo. of studies
Crop rotation and: 
 Amendments4
 Fertiliser2
 Tillage1
Amendments and 
 Crop rotation5
 Fertiliser6
 Tillage3
Fertiliser and: 
 Tillage0
Multiple confounded35
  1. Multiple confounded interventions involve more than two interventions simultaneously