Greenhouse crops, thermometer you picked the right?

Do you know why we will be late summer fruit and vegetables in the winter? Many people may know is grown in greenhouses, then the problem is coming! How these fruits and vegetables grown in greenhouses? Well, of course, is to grasp these plants need the temperature, so the right temperature is an important factor in greenhouse cultivation, that is why we can eat to the season of fruits and vegetables! To make the fruit vegetables growing in the greenhouse is very good, must control the temperature, because of different plant growth is need different temperature, how to control? Person's feeling is unable to control the accurate temperature, so I can only looking for a thermometer to help? What kind of thermometer is good? Instrument today according to the different situation of what you need to introduce respectively: some need higher temperature sensitivity, it is suitable for need of an electronic thermometers, electronic thermometer reading is more intuitive, quick and convenient, with some electronic thermometer is sheath maerial, if the measure of soil temperature can be directly inserted into the soil, the depth of the inserted into the soil of the sheath maerial can can be customized according to need, but also can choose the required structure, so that the reading needs. One of the most commonly used is all stainless steel bimetal thermometer, because this thermometer is longer service life, corrosion resistance, high precision, stable, safe and reliable, in addition, the range can be adjusted; The screw on the reverse of the pan for field calibration; This feature can ensure maximum precision at the specified temperature range. If in vegetable greenhouses, can put a thermometer in different places, it helped to shed staff, then we can analyze the data, to adjust temperature within greenhouse, a comfortable temperature inside the greenhouse for vegetable growth.