The well-known sanwan pear has also caused a mad rush among fruit buyers. The farmers spray the pears with a defoliant that makes the leaves fall off, which causes the fruitlets to grow precociously. Therefore the whole harvest is moved up by one or two months.
著名的「三灣梨」，也是噴藥劑讓葉子掉落，使新芽提早長出，整個產期提前了一、兩個月，同樣造成搶購熱潮。