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Analysis Method for Crop Rotations Based on Area Data:I. Classification of major cropping sequences with three crops
Coefficient of variation Cropping sequence with three crops Major cropping sequence with three crops Observed area Observed frequency Rotation unit
2009/7/30
Cropping surveys were conducted on three soil types (each point was 120 ha in area) in the central region of Tokachi district over a period of 8 years. In each point, survey maps for every year were d...