土壤营养分析仪

Soil nutrient Wavelength range: Red light approx. 620±4nm; Blue light approx. 440±4nm. pH Testing range: 1‐14 Salinitas (Sailinity): 测试范围: 0.01% ‐1.00% Kelembaban tanah (Soil moisture): Moisture unit: % (m³/m³) 测试范围: 0‐100% Built‐in the amount of nutrients needed for growth of 70 kinds of crops With printing function and with a software, be able to connect to computer for data storage