water heart disease.

As a physiological disease of fruits, water heart disease is common in apples, commonly known as "sugar heart". In recent years, with the continuous expansion of pear cultivation area and the increase of sugar content of cultivated pear varieties, this disease has gradually shown symptoms in different degrees in pear producing areas.

"rock candy heart" apples are not recommended

There are often some "rock candy heart" apples in the market, which become very sweet after saccharification, so they are also sought after by some fruit farmers. But in fact, the "rock sugar heart" apple is a physiological disease in the process of apple growth-apple water heart disease, also known as saccharification disease.

Generally speaking, apples suffering from this disease do more harm than good. Although some vendors will talk about it, don't believe it. At the same time, consumers and fruit farmers are advised not to blindly pursue this kind of "rock candy heart" apple.