1五膜大棚单种西瓜栽培模式所谓五膜大棚是全田铺设地膜,在每个栽培畦上扣一个2米宽小拱棚。2米宽拱棚外面再加扣一个3米宽拱棚,在大棚顶膜内侧与顶膜隔开20厘米吊一层薄膜保温幕,再加上最外面的一层大棚膜,共5层膜。大棚横跨12米,棚内一行中柱,两行腰柱,两行边柱。5行柱子自然隔成4个横向栽培畦,畦中间稍凹,中间栽一行西瓜,即每棚种4行西瓜。 A five-film greenhouse cultivation of a single watermelon The so-called five-film greenhouse is the whole field laying of plastic film, in each cultivation 畦 buckle a 2-meter-wide small shed. 2-meter-wide Shed together with a deduction of a 3-meter-wide Shed, inside the top of the roof membrane and the top membrane 20 cm hanging from a thin film insulation, plus the outermost layer of greenhouse film, a total of 5 layers of membrane. Greenhouses across 12 meters, a row of columns in the shed, two rows of lumbar columns, two rows of side columns. Five rows of pillars naturally separated into four horizontal cultivation 畦, 畦 middle slightly concave, the middle planted a row of watermelon, that is, each shed 4 rows of watermelon.