Provided is a server for performing a low power communication and an operation method of the server that may generate a packet including collected data based on a maximum number of data items transmitted based on a maximum transmission unit established between a client and the server and an allowable delay time of at least one service, and may transmit the generated packet to the client. is provided that exhibits antifungal activity only on certain specific plant pathogens and no antibacterial activity is provided by this invention as well as a biologically pure culture of a strain having all the identifying characteristics of this strain. The resultant wound dressing may be stretched and placed upon a person’s skin to overlie a wound and provide a fluid impermeable barrier between the wound and the external environment.