A packet transmission control apparatus comprising a storage unit configured to store a transmission resource usable for transmission of the packet, channel quality information on the downlink, and a transmission method used for transmission of the packet in association with each other; a determination unit configured to determine the transmission method used for transmission of the packet with reference to the storage unit based on the channel quality information on the downlink reported from a mobile station and the transmission resource usable for transmission of the packet; a redetermination unit configured to redetermine the transmission method used for transmission of the packet so as to minimize a padding portion in a transport block that forms the packet; and a packet transmission unit configured to transmit the packet with the redetermined transmission method.