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Prevention of sunburn
First, watering in the orchard to grow green manure or cover the surface of the orchard straw, in the hot season and then a number of watering, so that the surface and tree temperature decreased significantly, can effectively prevent the occurrence of sunburn. Second, painted white stickers in the fruit and fruit sunny side coated with white paint or stickers, the use of material insulation and white reflective principle, reduce the body and fruit heat absorption, can effectively prevent tree and fruit sunburn. (whitening agent preparation: lime: water = 1:2, add a little salt, make a paste.) If using a sticker method, cut a white paper piece slightly larger than the fruit according to the size of the fruit shape, apply a paste, paste Yuyang can face the sun. Third, fruit bagging fruit bagging can significantly improve the appearance of fruit and cracked fruit, and effectively prevent sunburn. The specifications of the bag are based on the size and shape of the fruit. First, the paper bag is placed on the fruit, and then the mouth of the bag is squeezed by hand, and the fruit stem is wrapped around, and then stapled with a stapler or thread.