在吃梨子的时候,你大概会有这样的感觉:同一只梨的果实内,不同部位的甜味是不一样的。梨的下部比上部甜,近果皮部分比近果心处甜。这是为什么?从梨果实的形态来看,大致可分为顶端(即下部,果实近花萼部位)、果腰和基部(即上部,近果柄处)三个部分。梨在生长过程中,果树通过 When eating pears, you probably have the feeling that the sweetness of different parts of the same pear fruit is not the same. The lower part of the pears is taller than the upper ones and the part of the near peels is sweeter than the lower ones. This is why? From the pear morphology, can be divided into the top (ie, the lower part of the fruit near the calyx site), waist and base (ie, the Ministry of the proximal stalk) three parts. Pears in the growth process, fruit trees through