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Product description: QT-PH06S/30S is a durable soil pH meter, it can be inserted into soil and measure soil pH rapidly. No batteries and no special maintenance needed for the meter.

Specifications QT-PH06S QT-PH30S Measurement range pH: 3~8; soil moisture: 10~80% Resolution 0.2 Accuracy 0.2 (Suitable for arable land and teaching experiment) Operating temperature 5~50℃ Probe length 6cm 30cm Configuration pH Meter, manual, portable carrying box Soil pH is very important to crop growth. Most of crops can hardly survive when soil pH is too high or too low. The appropriate pH is critical to the quality of crops. The best soil pH for main crops: Crop pH Crop pH Crop pH rice 6.0~7.0 peanut 5.0~6.0 Chestnut 5.0~6.0 wheat 6.0~7.0 tobacco 5.0~6.0 watermelon 6.0~7.0 corn 6.0~7.0 tea 5.0~5.5 cabbage 6.0~7.0 soybean 6.0~7.0 potato 4.8~5.4 tomato 6.0~7.0 sugarcane 6.0~8.0 orange 5.0~7.0 pumpkin 6.0~8.0 sweet potato 6.0~6.0 litchi 6.0~7.0 Cucumber 6.0~8.0 Origin: China