5Xu H X, Chen J W, Xie M. Effect of different light transmittance paper bags on fruit quality and antioxidant capacity in loquat[J]. J Sci Food Agrie 2010, 90(11): 1783-1788.
6Liu Y L, Zhang X J, Zhao Z Y. Effects of fruit bagging on anthocyanins, sugars, organic acids, and color properties of 'Granny Smith ' and ' Golden Delicious'during fruit maturation[J]. Eur Food Res Technol, 2013, 236: 329-339.