Variety Trial Number: Gan Gan Trial Rice 2006047
Variety Name: Longping 208
Breeding Unit: Hunan Longping Hi -Tech Agricultural Ping Industry Co., Ltd.
Variety Source: Xinxiang A × The Hybrid Night Late Port for Miscellaneous Later in 207 Hybrid
Appraisal: In March 2006, it passed the approval of the Jiangxi Crop Variety Review Committee
Features: 115.4 days of full fertility, compared You 207 is delayed for 4.7 days. The variety of the plant is moderate, the sword leaves are short, the stem rods are thick, the growth is average, the division is strong, the effective ears, the number of spikes are large, the strong rate is average, and the maturity period turns good. The height of the plant is 97.2 cm, the effective spikes per mu are 208,000, the total number of grains per ear is 120.3 capsules, the number of solid capacity is 89.2 capsules, the strong rate is 74.1%, and the thousand grains weigh 26.3 grams. The output rate is 79.1%, the fine rice rate is 68.6%, the whole fine rice rate is 54.5%, the white grain rate is 60%, the whiteness of the white white is 11.4%, the straight starch content is 20.94%, the concentration of glue is 50mm, the grain length is 6.8mm, the length and width ratio are 3.0 Essence Rice plague resistance naturally induced identification: seedlings 2 level 2, leaf plague level 7, spike plague level 5.
Production performance: 2004-2005 participated in the trial of the rice area in Jiangxi Province. In 2004, the average yield per mu was 486.22 kg, which was 6.74%compared to the CCCC 207, reaching a significant level; in 2005 In contrast, Jinyou 207 increased production by 0.86%.
Suitable area: Planting in the light hair area of u200bu200brice plague in the province.
The main points of cultivation technology: sowing in late June, 15-20 kg of seedlings per acre, 1.5 kg of fields per acre. In about 25 days of seedlings, there are 20,000 acupuncture points per acre, 2 grains per hole, and 80,000 to 100,000 basic seedlings per acre. Based on base fertilizer, fertilizer is applied early, and nitrogen fertilizer is controlled in the middle and late stages. Phosphorus and potassium fertilizer are applied. Basic fertilizer accounts for 60-70%, and fertilizer accounts for 30%. Deep water returns to green, shallow water is divided, and the fields are left in time. Pay attention to the prevention and treatment of pests and insect pests such as rice plague.