以妃子笑荔枝为试材,在果实可区分大小后至采果前用无纺布袋进行套袋,调查着果率、单果质量、产量、果实外观及内在品质、农药残留等指标,核算套袋成本及经济效益。结果表明,套袋显著提高了果实着色率、好果率、单果质量和产量,提早了成熟期,未检测出农药残留,提高了果实售价和总收入,减除套袋增加的支出,纯收益明显提高。 Taking litchi litchi as the test material, the bagging was carried out with the non-woven bag before the size can be distinguished from the fruit size, and the indexes such as the fruit yield, fruit quality, yield, fruit appearance and internal quality, pesticide residue, Bag costs and economic benefits. The results showed that bagging significantly increased the fruit coloring rate, good fruit rate, fruit quality and yield, earlier maturity stage, no pesticide residues were detected, the selling price and total income of the fruit were increased, Revenue increased significantly.