Hekou has a history of over 150 years of producing mangoes. According to the Qing Daoguang ten years (1830) "Xining County Records" (Zhu Yu Zong, Zhou Zhongzheng compilation), products in the "fruit" records: "Mango tree high flowers, in fact, yellow, sweet and sour taste." Prior to this, no written description. Until the Republic of 26 years (1937) Gui Sully compiled the "Xining County Journal" in the "fruit" recorded: mango mango is also for the hope that the honey look forward to the child, the tree is several feet high, the flowers bloom very busy, bees look forward to and happy, so the name. Take the green skin of the salt pickle dry, can quench the thirst and stop seasickness."
Luzong mango was introduced to Hekou County in 1931. In 1931, Hekou Foziba Xie Guisheng through his colleague Lu Zhuo Yuan from Lingnan University to five silver Yang price to buy Lu Song mango grafted seedlings two, transported back to the village of Foziba Xie Guisheng orchard planting. In the following year, Xie grafted Luzon mango plants with bud grafting method, and two plants survived, one planted in Xie's sericulture garden, and the other was sent to Zeng Naizhen, a native of Jiancheng. Xie in its self-organized "Guiting Horticultural Farm" hall, wrote a couplet: no big king of pig farming; fruit for good seed.
The orchard not only has Lu Song fragrant mango, but also Gui flavor lychee, Shixia longan, Sihui oranges, flowery poppies, sugar yellow skin, carmine pomegranate, Shatian pomelo and purple grapes, and other kinds of valuable fruit trees. Xie is said to be very fond of his three Luzon mangoes. In addition to personally preside over the planting, but also sent two permanent workers full-time care.
In 1936, three Luzon mango trees began to test flowers, all knocked down, not the main results. 1937, the first results, sent to friends and relatives to taste. 1940 *** results of 350. It is rumored that the largest one weighs one catty two taels (Siyu jin), up to seven and a half inches long. 1946 total production of 1,500 city pounds. Luzon mango has its own characteristics: long curved fruit shape, the core is thin and long flat, thin skin, easy to peel off, thick flesh, less fiber, juicy flavor, no sour and astringent taste. Quite popular with the masses. At present, the three mango trees are still growing luxuriantly, two tree height of nine meters, there is a plant up to ten meters. Diameter at breast height of ninety centimeters, 110 centimeters, 76 centimeters, respectively, the compound area of eight points, four points, five points.
After 1949, there were about 130 second-generation Luzon mango trees newly developed from Luzon mango seeds, of which 102 were planted in various farmers and at the Haguchi Seed Breeding Farm.