Don't think that Shanghai only produces watermelons, melons, grapes and peaches in summer, in fact, there are many "tropical rainforests" on the outskirts of Shanghai, which not only supply traditional fruits, but also delicious tropical fruits. More than 10 kinds of tropical fruits such as mango, lychee, lotus mist, banana, papaya and longan produced in Shanghai have now entered the market season.
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It is reported that the tropical fruits produced in Shanghai are mainly planted in Jinshan, Qingpu, Pudong and Fengxian, and the Kaitai Organic Ecological Farm in Fengjing, Jinshan, has the largest planting area, with a total area of more than 500 mu in the total area of the three planting areas. A tropical fruit base in Pudong has a relatively small planting area.
It is reported that different planting bases grow different varieties, such as Qingpu loquat garden planting loquat, mango, shakya fruit, star fruit, jiabao fruit and other varieties, Pudong base mainly planted lychee, longan and star fruit 3 varieties, the current Shanghai tropical fruit planting varieties as many as 10 kinds.
The most important thing in planting tropical fruits is to ensure that the indoor planting temperature and environment meet the planting requirements, and different tropical fruit planting bases have different planting methods.
All our tropical fruits are grown in double-layer plastic greenhouses, below which fish, shrimp, crabs are raised, and the whole planting area is in a closed environment that is hot but not dry, cold and not low, just like the 'tropical rainforest' in Hainan, Thailand and other places. ”
Kaitai organic farm tropical fruit technology administrator told reporters that the reason why their tropical fruits are planted well, the key is in the temperature control and management, winter insulation shed is not less than 10 ° C, timely dehumidification, summer to often spray water to maintain humidity and ventilation in the shed. Facilitization, physical prevention and control of pests and diseases, and ensuring food safety are the main purposes of production.
Through the combination of three-dimensional and efficient ecological circulation breeding and breeding, a small environment of 'tropical rainforest' with high oxygen content, high temperature and moisture is created, such as the average monthly temperature is above 20 °C. ”
The staff of Pudong Tropical Fruit Base revealed:
They went to Guangxi, Yunnan, Hainan and even Thailand 5 years ago to understand the tropical fruit cultivation situation, and consulted planting experts, introduced seeds from the local area, and after repeated experiments and exploration, they finally tried to plant successfully. Among them, lychee trees generally bear fruit for 3 years, and have now entered a period of abundant production. ”
It is understood that some tropical fruit orchards in Shanghai have been opened to the public, and the citizens can go to pick themselves or buy online, and the retail price varies according to the different varieties, such as the retail sale of bananas in orchards for 18 yuan a catty, and the retail sale of mangoes for 38 yuan a catty.