Provided is a combine capable of harvesting an appropriate amount of grains according to a free capacity of a drier, while reducing trouble for a worker. A harvest amount sensor is capable of a first determination U1 for determining the grain storage amount intermittently during reaping traveling of a traveling vehicle body and a second determination U2 for determining the grain storage amount based on a manual operation during stopped state of the traveling vehicle body. A calculation section is configured to calculate the total harvest amount based on a first determination amount M1 by the first determination U1 and a second determination amount M2 by the second determination U2. A decision section is provided for deciding whether the total harvest amount has exceeded the target storage amount MI based on a requested grain amount requested by a drier, or not. An informing section is provided for effecting completion informing T3 if the decision section decides that the total harvest amount has exceeded the target storage amount MI.