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聚氯乙烯塑料薄膜用于大棚栽培作物常需粘连与修补。现介绍一种较为简便的方法。 薄膜粘连法:取一根宽3～4厘米的平直木板条,上面钉一层铁窗纱,将准备连接的薄膜两边(要求无灰尘无水滴)重叠
PVC plastic film used in greenhouse cultivation of crops often need adhesion and repair. Now introduce a more convenient method. Film adhesion method: Take a 3 to 4 cm wide straight wood slats, nailing a layer of iron window gauze, will be prepared to connect the film on both sides (no dust required water droplets) overlap