Wiang Kaen Chiang Rai province The grapefruit is grown in the northern Gulf. The grapefruit production, trade and exports to Asian countries and the European Union. Currently, there are 900 farmers planting 3502 acres, which are grouped to form a community enterprise grapefruit Wiang Kaen and for export since 2541-2548 grapefruit farmers experiencing crop prices decline. Because farmers lack the knowledge to manage the park. Quality Improvement Integrated pest control measures. And comply with the GAP makes grapefruit taste and quality does not meet the market demand, the rising gold Wong, Director of Agricultural Research and Development Region 1 (modules. 1) Department of Agriculture said. The survey tracked the incidence of vitamin D Kerr of grapefruit in Wiang Kaen District found that the grapefruit-sized. No outbreaks of disease in the garden pummelo gold. But a small outbreak The white varieties of white honey, cucumber and white keys, so if a monitoring system certified disease-free sources grapefruit vitamin D Kerr, which is acceptable to the importing countries. The surveillance and prevention of disease in the crop. Grapefruit can be exported to be sold in many countries, so the research of plant diseases. Research, development, crop protection, together with the Horticultural Research Center, Chiang Rai. Research and development in the agricultural area and the first company to export grapefruit Netherlands. The pilot sent out a disease-free grapefruit vitamin D. Kerr to the Netherlands during the years 2548-2550 by the manufacturer grapefruit Wiang Kaen district. Was supported by the Agricultural Research Fund. Department of Agriculture To find a form of certification garden to produce disease-free grapefruit vitamin D. Kerr. According to the regulations, the import of citrus EU. Because the disease Caroline Kerr. Disease of citrus peel and grapefruit peel. Is critical to the quarantine of the EU, the US, Australia and Japan, imports of grapefruit these countries have strict laws and regulations. The yield must come from plant sources that are free from this disease from discussions between the research groups of plant diseases. Research, development, crop protection Entrepreneurs Export Thailand And plant quarantine authorities in the Netherlands To determine the terms and conditions Thailand is likely that exports of grapefruit to the countries in the European Union. If they are examined and approved officially by Council Directive 2009/29 / EC Annex 4A1 articles 16.2 C, 16.3 A, 16.4 A, 16.5 C 1. Confirm that no symptoms of diseases caused by X. axonopodis pv. citri all strains pathogenic to citrus production and conversion in the neighborhood since the season began production until the current production season 2. grapefruit harvested from plots show no symptoms of disease caused by X. axonopodis pv citri all species 3. grapefruit through sodium orthophenylphenates impregnated with substances or other substances that are recognized and presented in accordance certificates. Pre-packaged and 4. Grapefruit containers in place or transit centers registered for use in this. Especially through the system or an acceptable equivalent, the conditions that have made this year between 2551-2553 crop protection research, development, operations have expanded to include a growing grapefruit Prathap Chang district. Pichit province Muang and Khonthi Khanom, Nakhon Si Thammarat, Songkhla Province And Sa Kaeo The system of certification of grapefruit Wiang Kaen prototype. Farmers participating in the project must be under the supervision of the Department of Agriculture strict. Grapefruit production is checked at the packing free of symptoms of vitamin D Kerr and black spot disease. (Phyllosticta citricarpa (McAlpine) Ven der Aa) dipped in water or sodium hypochlorite sodium orthophenylphenates to eliminate pathogens from Caroline Kerr has been disease-free certification, Caroline Kerr attached to the product. Operating results showed that only the manufacturer can only Wiang Kaen district grapefruit, grapefruit exports to the EU regulations correctly. As well as a study grapefruit production for export to farmers in various provinces as well.
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