Derbent bean is a green bean grown within the geographical border of the Derbent district in the Konya province. The geographical indication, in the type of designation of origin, was registered on 30.11.2021. The seeds for the product are supplied only from Derbent beans grown within the geographical border. The region's high altitude (1440-1520 meters) and the resulting high day-night temperature difference extend the plant's vegetation period, contributing to its late maturation.

Product Characteristics

Derbent bean is a variety grown fresh for green consumption. Its distinctive morphological characteristics are as follows:

• Pod length is 8-14 cm on average.
• Its pods are stringless.
• The seed shape is kidney-like, and the seed color is white.
• The vegetation period is 111 days.
• The highest temperature seen during the flowering period is 28-29 °C.

The soils where it is produced are rich in organic matter and do not have salinity problems. Irrigation is supplied from the Çiftliközü Mahallesi pond and underground water sources.

Production Method

The production of the Derbent bean is carried out according to the following stages:

• The field is plowed in the autumn to a depth of approximately 20 cm.
• Soil analysis is performed before planting, and base fertilizer is applied if deemed necessary.
• The second tillage is done at an 8 cm depth with a cultivator + harrow combination.
• Derbent beans grown in the region are used as seeds.
• Seed planting is done in May.
• Seeds are planted with a seed drill at 45-50 cm row spacing, 10-12 cm intra-row spacing, and 5-6 cm depth.
• Hoeing (by hand and machine) is performed 2 times for weed control and hilling (earthing up).
• Harvesting is done by hand from plants that have matured for fresh consumption.
• Generally, 3-4 harvests are conducted.

Inspection

Inspections are carried out under the coordination of the S.S. Cumhuriyet Mahallesi and Yukarı Mahalle Agricultural Development Cooperative, and by an inspection authority consisting of at least 3 experts from this cooperative, the Konya Bahri Dağdaş International Agricultural Research Institute Directorate, and the Derbent District Directorate of Agriculture and Forestry.

Inspections are conducted regularly once a year, and always in case of complaint or need. The inspection authority checks the conformity of the product's characteristics, compliance with the production method, and the appropriate use of the geographical indication phrase.