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Protection of geographical indication products of Chad rose grape
According to the Regulations on the Protection of Geographical Indications Products, the General Administration of Quality Supervision, Inspection and Quarantine organized a review of the application for the protection of geographical indication products of Chadian rose grapes. After passing the examination, it was approved to implement the protection of geographical indication products for Chad muscat grape from February 2007 10 (No.2007 18 1). (1) variety.

Rosette grape.

(2) Site conditions.

Altitude: -0.2-0.5m, soil thickness 1m, groundwater level below 1.2m, soil pH 8.4-8.7, soil organic matter salt content above 2%, soil salt content below 0. 1%.

(3) Cultivation management.

1. Seedling raising: Cutting propagation is carried out with branches of excellent mother plants without quarantine diseases and insect pests.

2, seedling colonization:

(1) Planting time: early April.

(2) Planting density: 4 170 plants per hectare.

3, fertilizer and water management:

(1) Fertilization: Organic fertilizer is the main fertilizer, and the annual fertilization amount per hectare is more than 3.3 tons.

(2) Irrigation: After the grapes are unearthed, the fruit will expand 10 days before flowering. Irrigation in time after burying soil at low temperature. Stop watering the grapes half a month before picking them.

4, plastic pruning:

(1) shaping method: regular fan-shaped multi-main rattan shaping is adopted. Hedge cultivation.

(2) Pruning method: short branch pruning and extremely short branch pruning are combined, and the number of buds per hectare is controlled at 265,438+00,000 ~ 230,000.

(3) Yield control: the yield per hectare should be less than 30 tons.

(4) Harvest time.

(1) Grape harvesting time in greenhouse: late August.

(2) Harvest time of grapes in the open field: early September.

(5) Quality characteristics.

1, sensory characteristics: thick fruit powder and thin peel. The pulp is soft and juicy, purple-black, and has a strong rose fragrance.

2. Physical and chemical indexes: soluble solid content ≥17%; Titrable acid content; 5 grams. Sugar content > 15.8%. Producers within the protection scope of geographical indication products of Chad rose grapes may apply to the Hangu District Bureau of Quality and Technical Supervision of Tianjin for the use of "Special Marks for Geographical Indications Products", which shall be approved by the AQSIQ.