Shanyou 10 (Rice)
Breeding unit: China Rice Research Institute, Taizhou Agricultural Science Research Institute of Zhejiang Province.
Approval: approved by Zhejiang crop Variety approval Committee and approved by the National crop Variety approval Committee in 1991.
Variety registration number: GS01012-1990.
Variety source: Zhenshan 97AX Miyang 46.
Characteristics: mid-maturity combination of indica hybrid rice. The plant height is 88Mel 95 cm, the plant type is compact, the whole stem is tough, the number of leaves of the main stem is 15-16, the effective panicle per mu is 210-220 million, the total grain number per panicle is 115-125, the seed setting rate is 85% Mui-88%, and the 1000-grain weight is 27-28.5 g. The growth period of 127MUE is 130 days, which is 2MUE 3 days earlier than Shanyou 6. The fertilizer tolerance is strong, it is not easy to lodge, and it is more cold-resistant in the later stage. The resistance to rice blast and brown planthopper was stronger than that of Shanyou 6, and the resistance to bacterial blight was lower than that of Shanyou 6. The average yield per mu is about 400 kg.
Key points of cultivation: it is appropriate to control the seedling age in 30-35 days, sow 80,000-100000 basic seedlings per mu, and topdressing early.
Suitable scope: Zhejiang, Jiangxi, Hunan, Hubei and other provinces.
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Shanyou 122 (Rice)
[basic situation] Shanyou 122 is a temperature-sensitive medium-late maturing combination of high quality restorer line Guanghui 122 (Lian836-1 Minghui 63 / Guanghui 3550) newly bred by our institute and Zhenshan 97A. The cumulative extension area has reached 76900 hm2 in our province, which has become the leading combination of medium and late maturing hybrid rice in our province. [characteristics] the whole growth period of Shanyou 122 as early rice was 122 to 128 days, which was 6 days later than that of Shanyou 96 and 5 days earlier than that of Shanyou 63.
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Shanxi 11 (Rice)
Breeding unit: agricultural Science Research Institute of Foshan City, Guangdong Province. Examination and approval: approved by the National crop Variety approval Committee. Variety approval number: national examination and approval rice 990014. Variety source: Shanxi 175 / Indica Yellow 8. Characteristics: it belongs to temperature sensitive indica rice. The plant height is 97.6 mi 104.4 cm, the plant type is erect, the tiller is strong, the cold resistance is strong, and the mature color is good in the later stage. The average total number of grains per panicle is 167.4, the seed setting rate is 82%, the weight of 1000 grains is 20.5g, the grain is slender, the rice grain is crystal clear and transparent.
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