There are many types of greenhouse agricultural film, and the applicable vegetables are also different. Polyvinyl chloride (PVC) film, high light transmittance, and drip-free, anti-aging, dust-proof, can be suitable for planting autumn stubble cucumbers. Because cucumbers, like high temperature, suitable growth temperature during the day 28-32 °C, this kind of greenhouse agricultural film can greatly meet the needs of cucumbers for high temperature conditions, in addition, the light saturation point of cucumbers is generally 5.5-60,000 lux, under normal circumstances, this type of shed film can meet this requirement. Early spring loofah is also suitable for this type of membrane. Polyethylene (PE) film, low cost, this type of material longevity film is mostly used in arch vegetables, such as planting autumn stubble arch shed pumpkin, pepper and so on.
Ethylene-vinyl acetate (EVA) film, good light transmission, this kind of greenhouse agricultural film is mostly used in greenhouse tomatoes, eggplants, peppers and other eggplant fruit vegetables, these vegetables generally have temperature requirements of 25-30 °C, light intensity of 40,000-50,000 lux for its ideal light conditions, under normal circumstances, EVA shed film can meet this requirement. Daewoo Shunlong tips: Many eggplant growers have misused polyvinyl chloride (PVC) agricultural film, resulting in poor fruit surface light, etc., to remind vegetable farmers to pay attention.
Polyolefin (PO) film, this kind of film has begun to be popularized and applied in recent years, according to vegetable farmers reported good effect, winter temperature is fast, suitable for wintering cucumber cultivation.