博文

How to monitor indoor air pollution

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 According to surveys, urban people spend more than 80% indoors every day, and indoor air quality has an important impact on human health. Indoor air quality is mainly affected by three aspects, including outdoor air quality, indoor home improvement and occupants. Many people have the habit of opening windows for ventilation every day. Opening windows in time of poor air quality can easily lead to a decrease in indoor air quality. Indoor home decoration is the biggest source of indoor air pollution. Furniture, floors, and various decoration materials will continue to release formaldehyde, TVOC and other pollutants into the room. The release period of formaldehyde can be up to 15 years. Residents are another major source of indoor air pollution. People, cats and dogs and other animals live indoors for a long time, and they are always volatilizing organic matter into the air. When encountering headaches, brain fever, physical discomfort, etc., they will also give birth to a large num...

What is smart agriculture? What are the effects of smart agriculture on agriculture

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 "Smart agriculture" is a new format that combines modern science and technology in agricultural production. It can realize unmanned, automated, and intelligent management of agriculture. Specific applications include smart irrigation, smart greenhouses, and smart livestock breeding. At this stage, the high yield of crops mainly depends on the large-scale use of pesticides and fertilizers and the continuous investment of manpower. Fertilization and irrigation alone will inevitably lead to a lack of accuracy, which leads to waste of resources and environmental pollution, and the application of "smart agriculture" can solve these difficult problems. "Smart agriculture" can effectively improve the agricultural ecological environment. "Smart agriculture" relies on soil moisture sensors for precise computer control, realizes agricultural visualized remote diagnosis operation, realizes disaster warning intelligent management, realizes the best use of ...