Watering crops in the wireless age

2019-03-02 13:14:00

A WIRELESS sensor network to help farmers give their plants enough water – but not too much – will begin field trials next month. The network, being developed at info-tech firm National ICT Australia in Melbourne, consists of a few hundred wireless nodes distributed around a 10-hectare field of stone fruit in northern Victoria. Each node contains a computer chip and a Wi-Fi transmitter, linked with multiple sensors to measure soil moisture, leaf temperature and evaporation. The measurements are relayed to a central server,