In the end is what causes weight manganese poisoning happen? The most fundamental reason is - smoke Granville soil acidification Soil acidification is an indisputable fact. After the soil acidification, bitter pit, manganese was free state, free state manganese root fruit trees absorb more easily absorb the excess causing manganese poisoning. Like some people partial eclipse, treatment apple bitter pit, met like on Mengchi, many good things to eat more will go wrong. To solve this problem the most direct way is to adjust the acid, the most effective measure is the applicator 'Baume', how do large apple orchard bitter pit, after the spring thaw as orchard Shupan applicator again, "Baume degree ", how to prevent apple bitter pit, July and August, when the rainy season Zaisa again, 4-5 pounds per tree, sprinkle draw hoe, is conducive to absorption of nutrients dissolved the total annual output of fertilizer accounts Apple 10% -15%. Fall fertilization fertilizer accounts for 60% -70% annual fertilizing trees deficiency can cause malnutrition, along with a series of problems, in order to fundamentally solve the problem of fruit tree moderation must be robust, which need to increase quality the intensity of fertilizer use, particularly to increase the amount of organic fertilizer, manure and more to a scientific formula, applied science, do not waste satiate. Modern fruit industry have a lot of high investment, high yield, high efficiency of users, the majority of growers can learn from! How to treat apple bitter pit, modern fruit industry, bitter pit provided by the Institute of Modern Yantai fruit industry science. Yantai Institute of Modern Fruit Industry Science (www.ytoumaisi.com) (www.ytoumaisi.com) Shandong Yantai, other leaders, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer demand. In modern fruit industry leadership with the staff warmly welcome all inquiries negotiations to create the modern fruit industry a better future.