Farming without greenhouse thermometer

Plant life is necessary for the five elements: sunshine, temperature, water, air, nutrients, they are the lifeblood of plants. Temperature has a great influence on plant growth and development. Temperature is one of the most important among them. Such as grapes, grape growth when the required minimum temperature is about 12 ℃ - 15 ℃, the minimum ground temperature around 10 ℃ - 13 ℃, flowering optimum temperature is about 20 ℃, the fruit enlargement stage optimum temperature is 20 ℃ - 30℃。 Such as day and night temperature difference is big, shading and sugar is good enough. Grapes after spring bud. Branches, such as temperature rises fast, easy cause moderate growth, characterized by long section to smell is not full, flowering is easy bad fertilization, in case of a cold to pay attention to more high phosphorus and organic carbon, reduce nitrogen fertilizer. Want a crisp sweet grapes, leave the greenhouse thermometer, instrument introduce you to a greenhouse thermometer: MMG - 3 a maximum and minimum thermometer, the product name: maximum and minimum thermometer, thermometer, greenhouse thermometer use areas: greenhouses, the meteorological department, specifications, such as description: models: MMG - Three types: structural style of the maximum and minimum thermometer: can flip eaves, circular button material: beige ABS shell temperature range: - 40 - 50 c, red and black single calibration accuracy: + / - Packing: 1 c 100 shipping/box, 50 / box only four express, product features: maximum and minimum thermometer is used to record in a certain period of time the maximum temperature and minimum temperature in the air. Five, the maintenance notice: when using, transportation and storage should be upright, not from vibration of the use of so as not to cause the mercury out of line. MMG - : with this model 3 greenhouse thermometer, you won't have to worry about the temperature during the farming, so they can grow a crisp sweet fruits or luxuriant plants.