Xianbo fragrant pear
Pingbo Xiangli Jilin Yanbian Hualong Group fruit tree so Pingguo pear × Boxiang pear bred, named in 1995. The fruit is ovoid, with an average fruit weight of 185g and a maximum of 4009 g. Peel thin, pale yellow, sunny face has red; pulp milky white, fine quality, crisp and juicy, sweet, containing soluble solids 15%, high quality; fruit mature from late September to early October, cold resistance, disease resistance, storage resistance.
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Control of jujube leopard bark moth
(1) artificial pruning: when pruning in early spring, the injured branches should be cut off to eliminate the overwintering insects and be destroyed centrally. (2) trapping and killing by black light was carried out during the emergence period of adults from June to July. (3) protect and make good use of natural enemy resources, such as cocoon wasps, ants and birds. (4) Chemical control: 80% dichlorvos 200 times solution was injected into the hole and sealed with mud.
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Occurrence and control of peach gum disease
Peach gum disease is a common disease in peach trees at present, and the disease is serious, especially in peach orchards with extensive management and weak tree strength, the incidence rate can reach more than 90%. The disease seriously weakens the tree situation, affects yield and quality, and seriously leads to dead branches and dead trees. it threatens the production and development of peach trees, and it is also the most head-scratching disease for fruit farmers. First, the cause of the disease. There are two causes of peach gummy disease: one is non-infectious pathogen, such as mechanical injury, pest injury, frost injury, frost injury and so on.
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