PURPOSE: To feed soil to joints while preventing the soil from sticking to a land grading roller for grading the ground surface which is the object of sodding pieces of cut lawn by providing guide members for guiding the soil scraped off with a scraper for the land grading roller from a chute to longitudinal joints between the adjacent pieces of cut lawn.

CONSTITUTION: A land grading mechanism (C) composed of teeth 27, a land grading roller 28 and a scraper 29 is provided between a back wheel and the lower end of a chute 6. Furthermore, guide members 36 for leading and guiding the soil scraped off with the scraper from the chute to longitudinal joints formed between the adjacent pieces of cut lawn 9 laid on the ground surface are installed.