D you 362 (Rice)
(1) Variety source: this variety is made from Dshan An and Shuhui 362 used by Sichuan Agricultural University.
(2) Variety characteristics: the whole growth period of the combination is about 150 days, which is 2-3 days longer than that of the control Shanzheng 8, the plant height is 87.8 cm, 152 grains per ear are flat, the seed setting rate is 81.8%, the 1000-grain weight is 26.2 g, the brown rice rate is 82.5%, the milled rice rate is 71.4%, the processing appearance quality is better than the control, and the resistance identification (leaf blast grade 3-5, neck blast grade 3-7) has strong resistance to rice blast, and the combination period is booming. Strong tillering ability, good adaptability, high yield and stable yield.
(3) yield performance: the average yield per mu in the provincial and regional trials from 1996 to 1997 was 497.9 kg per mu, 10.79% higher than that of the control Shanjing 8, and in the 1997 production test, the average yield per mu was 499.4 kg, 11.13% higher than that of the control Shanzheng 8.
(4) cultivation points: 1. Sowing at the right time and the seedling age of 45 days is suitable. 2. Planting 1.5-17,000 holes per mu, with basic seedlings of more than 60,000. 3. Fertilization in the field should be topdressing twice, N, P, K should be combined, and appropriate application of phosphorus and potassium fertilizer should be applied.
(5) suitable planting areas: suitable for planting in mountainous areas around the basin and in some grain economic areas of Pingba.
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D you 448 (Rice)
[basic situation] D you 448 is a new hybrid rice combination with good quality, high yield, middle and late rice, which was bred by crop Research Institute of Sichuan Academy of Agricultural Sciences with D62A and self-selected wide compatibility restorer line Chenghui 448. [characteristics] the combination participated in the regional trial of medium indica maturity group in Sichuan Province from 1999 to 2000, and the average yield of 2 years was 8.14t/hm2, which was 5.95% higher than that of the control. In the provincial production test in 2000, the average yield of 8.26t/hm2 was 9.47% higher than that of the control. Participating countries in 2000
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D you 3232 (Rice)
The main results are as follows: (1) Variety source: it is a medium indica hybrid combination composed of D297A/32 (IR26/IR54/ Hongshuang 2275) used by Wanxian Institute of Agricultural Sciences and Rice Institute of Sichuan Agricultural University. (2) characteristics: the growth period is 3-4 days longer than that of Shanyou 63, the plant height is 110 cm, the tillering ability is strong, the leaf color is dark green, the plant type is compact, the late color is good, and the regeneration ability is strong. The resistance of leaf blast and neck blast was better than 63. The number of ears per mu is 163400, and the ear is flat.
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