... function G.W: 10KG V:68*41*23CM Test N,P,K, PH, organic matter, soil PH, soil salinity Function:Test N ... ,P,K, PH, organic matter, soil PH, soil salinity, with storage and ... to needs, with printing function Characteristic:Can quickly test N,P,K organic matter, salinity, and PH in the soil, fertilizer and ...