Introduced by production units, cultivated varieties are generally introduced with scion and seedlings, and the introduction of rootstocks generally introduces seeds. When used in scientific research and cannot be introduced by the above method, pollen or stem tips can be introduced. Precautions: First, quarantine should be conducted at the place where the species is introduced to prevent the introduction and spread of quarantine pests and diseases. After the introduction of the material, inspections and disinfection should be carried out to prevent the occurrence and spread of some serious pests and diseases. Second, in the introduction of the inspection of the imported material, such as the discovery of more deformed leaves, or seedlings appear old, deformation and other symptoms, as far as possible not to introduce, these deformed materials may be accompanied by viruses. Third, the introduction of production units, pay attention to the configuration of pollination varieties. Fourth, the introduction of a variety of development. Red fruit flesh and fruitless kiwifruit will become new highlights of the international kiwifruit consumer market. Pay attention to the development of the new park, proceed from the perspective of development and make appropriate adjustments.
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