In 2014, the betel nut planting area was 94000 ha, betel nut yield reached 231000 t, and the annual processing capacity of green standard betel nut drying equipments reached 677400 t in Hainan Province. The yellows in betel nut plantation have posed a serious threat to the development of betel nut industry, and the initial processing plants of betel nut are scattered, with low benefits. It is recommended to establish ecological betel nut plantations, use nutrition regulation to prevent betel nut yellows, and develop integrated betel nut processing plants to promote the sustainable development of betel nut industry.


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