“… Das and Jain [ 121 ] | 2017 | Zigbee,GSM | pH, EC and Temp |
Jindal et al [ 54 ] | 2017 | Bluetooth/Wi-Fi | Temp, DO and EC |
Kamaludin and Ismail [ 59 ] | 2017 | RFID | pH |
Khaleeq et al [ 122 ] | 2017 | Wi-Fi | pH, EC and Temp |
Parameswari and Moses [ 62 ] | 2018 | Wi-Fi | Temp, pH, EC and TUR |
Kafli and Isa [ 123 ] | 2017 | GSM | Temp, humidity, CO and pH |
Salim et al [ 124 ] | 2017 | Wi-Fi | Temp, pH, DO, TUR, EC, TDS and Salinity |
Myint et al [ 125 ] | 2017 | Zigbee | pH, TUR, CO2 and Temp |
Cloete et al [ 126 ] | 2016 | Zigbee | pH, EC, Temp and ORP |
Raut and Shelke [ 127 ] | 2016 | Zigbee | pH, TUR |
Ionel et al [ 66 ] | 2015 | GPRS | Nitrate (NO 3− ), copper(Cu ++ ), chloride(Cl − ). |
Wiranto et al [ |
…”