토양수분센서 soil moisture sensor EC5 토양수분센서 soil moisture sensor 10HS TDR 토양수분센서 TDR soil moisture sensor Trime-PICO 토양수분센서 soil moisture sensor TEROS10 토양수분온도센서 soil moisture/temp. sensor TEROS11 토양수분온도전기전도도센서 soil moisture/temp/EC sensor TEROS12 층위별토양수분센서 Soil Moisture Profile Probe TEROS54 층위별토양수분센서 soil moisture profile sensor EP-100G/GL 단위수량 측정기 SONO-WZ SONO-WZ