A New Bitter Gourd Variety--Long Green Bitter Melon

Approved Code: Guangdong Audition 2009003

Breeding Unit: Vegetable Research Institute, Guangdong Academy of Agricultural Sciences

Variety source: Inbred 03-2-31 / Selection 03-2-84

Characteristics: Plant growth potential and branches strong, green leaves. Early maturity, sowing until the early harvest of 52 days in the fall, 80 days in the spring, the continuation of the harvest period of 28 to 32 days, the whole growth period of 84 to 108 days. The first female flower node is from 15.6 to 17.1, and the first melon node is from 16.0 to 18.6. The melons are long cone-shaped, with green skin, nodules, and large melons. The melon grows 24.8 to 25.5 centimeters in diameter, 5.53 to 5.56 centimeters in diameter, 1.03 to 1.05 centimeters in flesh, and the single melon weighs 302.4 to 332.5 grams. The commodity rate is 92.71% to 92.91%. The sensory quality was assessed as good and the quality was 78 to 79 points. Physicochemical test results: Crude protein content 0.87 g/100 g, vitamin C 554 mg/kg, soluble solids 2.3 g/100 g, crude fiber 1.2 g/100 g. The disease resistance was identified as resistance to powdery mildew and high-level blight. Heat resistance, cold and strong resistance to drought, strong drought resistance.

Yield performance: In the spring of 2006, the average area per mu was 1,446.78 kilograms, an increase of 16.75% compared with the control Biluo No. 2. The increase in output reached a very significant level; the previous output was 556.00 kg, which increased by 25.37%, and the increase in production reached a very significant level. Retesting in the fall of 2006, the average total yield of 1688.56 kilograms per mu, compared with the control species early bitter gourd increase production 10.71%, an increase in production reached a very significant level; pre-production 632.60 kilograms, a reduction of 6.61%, a significant reduction in production levels.

Cultivation Techniques: (1) Seeding: Spring planting suitable for planting period from January to March, autumn planting from late July to early August, planting transplanting of cold seedlings with thin film in early spring, and direct seeding in autumn; (2) Implementing crop rotation: before selection as non-melon The crop field is planted or the paddy crop rotation is implemented; (3) Proper close planting: Each row of double rows, spacing between 0.5 meters and 2 meters, with a seed amount of about 400 grams per acre; (4) Applying base fertilizer: Before applying planting, 1500 tons of fertilizer per acre Kg, cake fertilizer 100 kg, compound fertilizer 50 kg as base fertilizer; (5) pruning picking vines: remove the main vine below 1 m; (6) pest and disease prevention: pay attention to prevention of wilt and powdery mildew; (6) timely harvest: 15 to 18 days after flowering Can be harvested.

Provincial review meeting approved opinion: Long green bitter gourd hybrid oil green long-bitter gourd varieties. Early maturity, sowing to early harvest 52 days in the fall, 80 days in the spring. Good yield. Strong growth and strong branching. The rind is green, the melon is long conical, about 25 centimeters long, about 5.6 centimeters in diameter, and about 330 grams in weight. The quality is better. Resistance to powdery mildew, a high sense of wilt. Field performance is strong in cold resistance and resistance to drought, and drought resistance is strong. Suitable for spring and autumn planting in our province. Comply with the certification standards for crop varieties in Guangdong Province and pass the examination and approval.

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