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养过番杏科植物的人都知道,这些宝贝别的季节都好办,就是夏天难过。因为这类植物原产南非及西南非,是典型的冬型种植物,春秋生长,夏季休眠。在原产地,夏季气候冷凉干爽,气温一般不超过25℃,所以它度过休眠期很容易。但在上海这样夏季气温达35℃以上的炎热地区,度夏就是大大的难关了。以对叶花属的紫帝玉为例。90年代上海曾数次引进,但都因度夏困难而失败。2003年,我从朋友处得到一株紫帝玉,遂因陋就简设计了一个简易的降温装置,结果真的让它度过了一个凉爽的夏天。这个降温装置是用泡沫
Those who have raised apricot families know that these babies are easy to handle in other seasons and sad in summer. Because these plants native to South Africa and Southwest Africa, is a typical winter-type plants, spring and autumn, summer dormancy. In the country of origin, the summer climate is cool and dry, and the temperature generally does not exceed 25 ℃, so it is easy to spend the dormant period. However, in Shanghai, the hot summer temperatures of 35 ℃ above the summer, summer is a big hurdle. Taking the case of Zi Diyu, a genus of leaf flower, for example. In the 1990s, Shanghai introduced several times, but both failed due to the difficulty of summer. In 2003, I got a Purple Emperor from a friend, and I designed a simple cooling device for the sake of simplicity. As a result, I really enjoyed it in a cool summer. This cooling device is made of foam