News from the rural farming sector: Sheep are traced by mobs through a paper-based system, but that needs to be moved online to better protect against diseases. There's been talk in New Zealand about sharpening up our systems following the foot and mouth outbreak in Indonesia. Fruit grower Scales Corporation has reported a positive half year result despite a smaller apple crop. Hay and silage wrap company ProAg is the latest to join a scheme which collects and recycles plastic waste from farms.