Golden apple snails are rampant in many places, with up to 6,000 parasites in their bodies. The golden apple snail is a highly dangerous invasive alien species in agriculture. 1. The Origin of Golden Apple Snail The golden apple snail is native to tropical and subtropical South America, native to the Plata River Valley in South America, mainly distributed in the Paraná River and Paraguay River Valley, and also native to the Amazon region. In South America, Argentina, Bolivia, Brazil, Paraguay and Uruguay are the world's largest concentrations of golden apple snails. In mainland China, the first Brazilian Chinese introduced Golden Apple Snail to Zhongshan City, Guangdong Province, and raised it as a high-protein food. In 1984, Guangdong Province took Golden Apple Snail as the main breeding object, and at the same time carried out a large number of artificial breeding in Guangxi, Fujian, Sichuan, Yunnan, Zhejiang and other places. In Hangzhou, Zhejiang, the larvae of the golden apple snail were introduced into Yuhang, Chun'an, Jiande, Tonglu, Fuyang, Xiaoshan, West Lake and Jianggan for breeding in ponds. However, due to the poor taste of the golden apple snail, it did not sell well in the market and was eventually discarded in large numbers in the wild, leading to its natural reproduction and spread. 2. Golden Apple Snails Are Harmful to Crops Since the golden apple snail has no natural enemies, rice is its favorite food, and the climate is very suitable for the growth and reproduction of the golden apple snail, this poses a great threat to local rice production. Golden apple snails harm rice throughout its entire growth period, with the main damage period being the seedling to tillering stage. Juvenile and adult snails will bite rice leaves and tillers, causing a reduction in tillering and a reduction in effective panicles, which in turn reduces yield. 3. Golden Apple Snails Have a Wide Diet The golden apple snail has a wide range of diet and is an omnivorous snail. It feeds on duckweed, vegetables, taro, water chestnut, water chestnut, Euryale ferox, water spinach, etc. It particularly likes to eat sweet things and carrion in aquatic areas. In the absence of other food, the golden apple snail will choose to eat small objects floating on the water surface, such as duckweed and other plants. This is a blood-sucking creature. They need a host. If they don't have one, they can hardly survive. This is a mollusk of the genus Phalaenopsis in the family Phalaenopsis. And it is an invasive species that can cause large-scale reproduction. It is a mollusk, a very common snail in Liangsong, and an imported species. It has a strong reproductive capacity and causes great damage to the local ecosystem. It also has many parasites. |
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