Joke Collection Website - Mood Talk - How to effectively solve the problem of high temperature in vegetable greenhouse in hot summer
How to effectively solve the problem of high temperature in vegetable greenhouse in hot summer
1. Types and construction costs of vegetable greenhouses
1, simple bamboo shed
It is a widely used type. Generally, the shed is 5-6 meters wide, 2-3.2 meters high at the top, 1- 1.2 meters high at the sides, and the arch-pole spacing is1-1. The materials are convenient, the construction is easy, and the cost is low. The cost per mu is about 3,000 yuan (including film).
It is worth noting that there are many columns in the greenhouse, which has high shading rate and is inconvenient to operate; Short service life.
2.6m wide assembled steel frame greenhouse
This kind of shed has been popularized and applied for many years. Galvanized thin-walled steel pipes are mainly used, with a diameter of 22 mm, a thickness of 1.2mm, a shed width of 6 meters, a top height of 2.2-2.5 meters and a shoulder height of 1.2 meters. The land utilization rate is 80%, the service life is more than 10 years, and the cost per square meter is 10-30 yuan.
It is worth noting that this shed is suitable for planting vegetables, flowers and so on. However, its disadvantages are small shed width, low operation and management efficiency and weak heat preservation in winter.
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