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March 7，The newly built smart greenhouse of Beijing Agricultural College is launched。The greenhouse is located behind the library in the northwest corner of the Agricultural College campus，It is a building about 3 stories tall、Spacious and bright glass room。

The smart greenhouse covers an area of ​​about 3,000 square meters，Ji Soilless Cultivation、Automatic water and fertilizer management、Precise environmental control、Real-time data monitoring and other smart functions in one，Evergreen crops all year round，Meet the teaching and scientific research needs of teachers and students of Beijing Agricultural College。

Future，The smart greenhouse will also serve as a practice base for labor agronomy education in primary and secondary schools in Beijing，Open to off-campus。

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In the open space on the side of the greenhouse，Deputy Director of the Academic Affairs Office of the College of Agriculture、bet365 online sports betting liveLi Zhimin, the head of the Labor Education (Practical Teaching) Center, is trying out smart devices with the staff。Behind them，Place labeled with nutrient solution、Fertilizer、Big bucket with words such as irrigation water，Each one is as tall as a person，Connected to the bottom of the cultivation frame through pipes。"These buttons are to control the visor、Bow box and water circulation，Start with one click。”

The day the smart greenhouse was launched，A practical teaching class starts here。Associate professor Liu Chaojie of the School of Plant Science and Technology of the school led undergraduate students majoring in horticulture to carry out the planting of tomato seedlings。“The fruit and vegetable hanging vine rock wool cultivation system is installed on the cultivation frame，Contains automatic water supply and drainage、Water and fertilizer integration and other automatic control equipment。Once the automatic control system detects plant water shortage、Lack of nutrition，It will be automatically replenished。”

The greenhouse is full of "technical style"

Smart greenhouse is full of high technology。for example，In order to ensure spring crops all year round，Regardless of the outdoor temperature，The bet365 online sports betting appindoor temperature should be maintained at around 20 to 30 degrees Celsius。

The key lies above the head！Compared to the single-layer glass roof of ordinary greenhouses，The roof of the smart greenhouse of the College of Agriculture uses multi-layer covering materials。

The first layer of the greenhouse roof is an inflatable film，Good light transmittance and thermal insulation performance；The second and third layers are opaque black film and reflective film respectively，Plays the role of heat transfer and insulation。Otherwise，The greenhouse roof also has a window ventilation system，Ensure indoor air circulation。

The time for labor education in spring！Currently，Beijing Agricultural College has established ties with some schools，With the activation of smart greenhouse，More primary and secondary school students will enter the fields，Feel the charm of smart agriculture。

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