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Introduction to the Rice Variety D702 Youduoxi No. 1
Basic Information D702 Youduoxi No. 1 is a hybrid mid-to-late rice bred by the Rice Research Institute of Sichuan Agricultural University and jointly introduced by the Youxi County Improved Seed Biotechnology Research Institute and others.
=In the two-year provincial regional trial from 1998 to 1999, the average yield was 502.7 kg/667 sq m and 564.1 kg/667 sq m, an increase of 9.21% and 9.20% over the control Shanyou 63. As mid-season rice, the whole growth period is 139 days, comparable to the control. Moderately susceptible to rice blast. Breeder: Rice Research Institute of Sichuan Agricultural University -
Detailed introduction to the rice variety D You 128
Characteristics: This variety is an indica three-line hybrid rice. Grown as a single-season mid-season rice in the upper reaches of the Yangtze River, its average whole growth period is 155.0 days, 2.4 days later maturing than the control Shanyou 63. Plant height is 111.5 cm, plant and leaf shape is moderate, the population is uniform, and cold tolerance is medium. The number of effective panicles per mu is 177,000, panicle length is 23.6 cm, total grains per panicle is 174.3, seed setting rate is 78.9%, and 1000-grain weight is 24.5 g. Resistance: rice blast grade 9, bacterial blight grade 5, brown planthopper grade 9. Main rice quality indicators:
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Introduction to the Characteristics and Traits of the D You 156 Rice Variety
Moderate plant type, relatively strong tillering ability, whole growth period 140 days, plant height 110 cm, total grains per panicle 155-165, seed setting rate 80%, medium grain quality, yield 670 kg per mu. This variety has stable traits; sow early at the proper time and plant at a reasonable density; when fertilizing, pay attention to applying a heavy basal fertilizer. Resistant to rice blast, moderately resistant to bacterial leaf blight.
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Detailed introduction to the rice variety D You 162
(1) Variety source: A medium indica early-maturing hybrid combination developed by the Rice Research Institute of Sichuan Agricultural University using D (Shan) A / Shuhui 162. (2) Characteristics: The growth period is 143 days, 1-2 days longer than Shanzhai 8. The plant height is 89.9 cm, with 137.3 grains per panicle, a seed-setting rate of about 80%, and a 1000-grain weight of 27.5 g. The seedling stage has vigorous growth, strong tillering ability, and good color conversion in the later stage. Leaf blast is grade 4-6, and neck blast is grade 0-5. (3) Yield performance: Participated in the provincial regional trial in 1994-1995, respectively
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Introduction to the Rice Variety D You 3232
(1) Variety source: A hybrid medium indica late-maturing combination developed by the Wanxian City Agricultural Science Research Institute and the Rice Research Institute of Sichuan Agricultural University using D297A/32 (i.e. IR26/IR54/Hongshuang 2275). (2) Characteristics: The growth period is 3-4 days longer than that of Shanyou 63, plant height is 110 cm, tillering ability is strong, leaf color is dark green, plant type is compact, color retention at late stage is good, and ratooning ability is strong. Leaf blast 4-7 grade, neck blast 3-7 grade, blast resistance superior to 63. Number of panicles per mu 163,400, average per panicle
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Detailed Introduction to Rice Variety D You 448
[Basic Information] D You 448 is a new high-quality, high-yield hybrid rice combination developed by the Crop Research Institute of the Sichuan Academy of Agricultural Sciences by crossing D62A with the self-selected wide-compatibility restorer line Chenghui 448, suitable for both medium and late rice. [Characteristics] The combination participated in the medium-maturity group of the medium indica rice regional trial in Sichuan Province from 1999 to 2000, with an average yield of 8.14 t/hm2 over 2 years, 5.95% higher than the control; in the 2000 provincial production trial, the average yield at 5 sites was 8.26 t/hm2, 9.47% higher than the control. In 2000 it participated in the national
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Detailed Introduction to the Rice Variety D You 63
Breeding institution: Sichuan Agricultural University. Approval status: approved by the Sichuan Provincial Crop Variety Approval Committee in 1987, and by the National Crop Variety Approval Committee in 1991. Variety registration number: GS01017-1990. Variety source: D Shan A x Minghui 63. Characteristics: medium indica late-maturing hybrid rice. Plant height 100-110 cm, plant type moderately compact, total leaf number on the main stem about 17, effective panicles per mu 160,000-190,000, average panicle length 25 cm, grains per panicle
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Introduction to the Characteristics of Rice Variety D You 68
Breeding units: Rice Research Institute of Sichuan Agricultural University, and Neijiang Hybrid Rice Center of Sichuan Province. Approval status: approved by the Sichuan Provincial Crop Variety Approval Committee in 1997, and by the National Crop Variety Approval Committee, the Shaanxi Provincial Crop Variety Approval Committee, and the Henan Provincial Crop Variety Approval Committee in 2000. Variety approval number: Guoshen Dao 20000002. Variety source: D62A/Duoxi No. 1. Characteristics: a medium indica late-maturing three-line hybrid rice. Plant height 114.3 cm, plant type relatively compact
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Introduction to Dryland Rice Variety HP96-12
Variety source: Bred by the Cultivation Research Institute of the Liaoning Academy of Agricultural Sciences. Characteristics: This variety has a plant height of 90 cm, a loose-panicle type, a panicle length of 16.1 cm, an average of about 85 grains per panicle, a seed-setting rate of 93%, and a 1000-grain weight of 25.1 g. The growth period is 131 days, it matures with green stalks, is tolerant of low temperatures, has strong drought resistance, is resistant to disease and lodging, is tolerant of close planting, and has excellent grain quality and good palatability. It is suitable for low-lying waterlogged land, rainfed rice fields, or dry fields with irrigation conditions. Cultivation points: In the Dalian area, sow from late April to early May, with 7-10
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II You 1313 Rice Variety Introduction
(1) Variety source: II You 1313 was developed by the Yibin Municipal Institute of Agricultural Sciences by crossing the self-bred restorer line YR1313 with the male sterile line II-132A. (2) Characteristics: The variety is a medium-maturing late hybrid rice, with a whole growth period of 153 days, 3 days later than the control Shanyou 63. Plant height is 115 cm, plant and leaf morphology is good, seedling growth is vigorous, tillering ability is strong, leaf color is relatively light, glume tip is purple, and color conversion at later stages is good. Effective panicles per mu are 11-20 ten thousand, panicle length is 24 cm, grains per panicle are 140-18
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