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ISO 6720:1989
Agricultural machinery - Equipment for sowing, planting, distributing fertilizers and spraying - Recommended working widths
This second edition cancels and replaces the first edition (1981). Specifies the working widths for equipment as a guideline for the manufacturers and users of these machines. Establishes a comllementary between the machines for sowing and planting (first operation) and the machines for subsequent operation. Tabulates the recommended working widths.
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International Organization for Standardization [iso]