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1扣棚时期冷棚桃由于冷棚桃没有防寒设施,仅凭日光增温和棚膜保温,因此昼夜温差大,扣棚时期以2月20日左右为宜,这样花期为3月25-31日,桃成熟期为6月初,比露地桃早熟10～15天。加温型冷棚桃棚室每350～450米2,安装1台加温机于冷棚中心,烧木柴或煤,煤气通过炉中间烟筒排出棚外,空气通过炉夹层预热后,再通过两侧烟筒向南北吹送热
1 buckets during shed Peach Peach Peach cold because there is no cold facilities, warming alone and greenhouse film insulation, so the temperature difference between day and night, buckle shed period of about February 20 is appropriate, so flowering March 25-31 Date, peach ripe for early June, peach peach 10 ~ 15 days more than the open peach. Warming cold greenhouse Peach greenhouse every 350 ~ 450 m 2, the installation of a heating machine in the shed center, burning wood or coal, gas through the middle of the furnace chimney discharge shed, the air through the furnace sandwich preheated, and then through Both sides of the chimney blowing heat to the north and south