1. A working implement which can be used for agricultural purposes for connection to a tractor comprising an attachment means (10) which extends in the direction of travel and a middle frame portion (20) which can be supported on support wheels (30), for carrying implement members of working tools, for example planting implement (22), and right-hand and left-hand displaceably arranged frame portions (24, 28) which can also be supported on support wheels (32, 34) and which have implement members or working tools (planting implements 26) and which are connected to a fixed transverse support (52, 54) and which extend in the working position transversely with respect to the direction of movement of the working implement and which are pivotable from that position into a transportation position in which they extend in the longitudinal direction of the attachment means (10), wherein the middle frame portion (20) is connected to the back of the fixed transverse support (52, 54) at a spacing with respect thereto, by way of at least one support which extends in the direction of travel, characterized in that the middle frame portion (20) is connected to the fixed transverse support (52, 54) by way of a single support which extends in line with the attachment means (10) and the support wheels (30) of the middle frame portion (20) extend forwardly on both sides of the support from the frame portion (20) and lie within the outer limits of the middle frame portion (20).
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