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根据北方地区气候的特点,一般秋季9月底10月初日本对虾大量上市,供过于求,而且价格也不高,如果能把部分日本对虾收购起来,利用闲置的温室大棚把虾暂存一段时间,到元旦春节期间,市场虾价升高,供不应求时,再把它们从温室内拿出来,既满足了人们的消费需求,又能活跃市场,提高经济效益。因此我们从1999年秋季在曹庄子育苗温室内进行首次试验,并获得成功,存虾750kg存储45d,获利7万多元。2000年我县利用
According to the characteristics of the northern climate, the general autumn end of September early October a large number of listed shrimp in Japan, oversupply, and the price is not high, if part of the Japanese shrimp can be acquired, the use of idle greenhouses temporarily stored shrimp for some time to New Year’s Day Spring Festival During the period when the market shrimp price increased and the supply fell short of demand, they were taken out of the greenhouse to meet people’s consumption needs, activate the market and increase economic benefits. Therefore, we conducted the first experiment in Caozhuangzi nursery greenhouse in the autumn of 1999 and succeeded in storing 750kg shrimp for 45 days and earning more than 70,000 yuan. In 2000 my county use