
Appartus suitable for use in conjunction with a container in which one or more plants is growing and associated with it a device for recieving an enquiry signal and automatically responding by transmitting an unique identifier signal the apparatus comprising (a) transporter means by which a container may be supported for moving the container, (b) means for transmitting the enquiry signal, (c) means for recording the identifier signal as a digital output and (d) computer means to which the digita...











