Soil Nutrition detector analyzer Test N, P, K,humic acid,organic matter,salinity,PH in the soil, fertilizer Soil Nutrient detectorTest N, P, K,humic acid,organic matter,salinity,PH in the soil, fertilizer,G.W: 10KG V:68*41*23CM Product description:Soil Nutrient Analyzer can quickly test the N,P,K organic matter, salinity and PH in the soil, fertilizer and plants, The machine can store and print ...