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山东省平邑县是全国山楂生产基地县之一。到1990年底全县山楂栽培面积已达14.6万亩,年产山楂3500万公斤,均居全省之首。为延长山楂市场供应,满足市场需求,提高产值,山楂产区果农几经摸索和改进,实行地沟和塑料膜袋装贮藏,收到显著效果。现每年贮藏量达2500万公斤以上,至翌年3月底其鲜度和品质仍很好,烂果及损耗率仅占3～7％。仅此一项产地果农每年增值达1500万元以上,经济收益十分可观。现将其贮藏方法介绍如下: 一、地沟贮藏法选地势平坦的阴凉处挖一深60厘米、宽100～120厘米的东西向贮藏沟,长度视贮果实多少和场地许可而定。用此土建30～35厘米高的围墙,外侧开排水沟。
Pingyi County, Shandong Province, is one of the county hawthorn production base. By the end of 1990, hawthorn cultivation area of the county has reached 146,000 mu, with an annual output of hawthorn 35 million kg, ranking first in the province. In order to prolong the market supply of hawthorn, meet the market demand and increase the output value, the fruit farmers in the hawthorn producing area have been exploring and improving several times, implementing the storage of ditches and plastic film bags and receiving notable results. Now the annual storage capacity of 25 million kilograms or more, to the end of March next year its freshness and quality is still good, rotten fruit and loss rate of only 3 to 7%. Only one origin of fruit and vegetables increased by more than 15 million yuan each year, the economic benefits are impressive. Now the storage method is described as follows: First, the ditch storage method Select the flat-sheltered shade to dig a depth of 60 cm, 100 to 120 cm wide east-west storage ditch, depending on the length of the storage of fruit and venue permits. With this civil construction of 30 to 35 cm high wall, outside the drainage ditch.