Jinyou 448 (rice)
Characteristics: this variety belongs to indica three-line hybrid rice. the average growth period of double-cropping late rice in the middle and lower reaches of the Yangtze River is 111.9 days, which is 1.8 days earlier than that of Shanyou 64. The plant height is 88.4 cm, the plant type is moderate, the plant is short, the flag leaf is straight, the grain weight per ear is coordinated, it is easy to drop grains, and it is easy to lodge in the later stage. The number of effective panicles per mu is 204000 ears, ear length is 23.2cm, total grains per panicle is 110.4, seed setting rate is 83.4%, and 1000-grain weight is 28g. Resistance: Rice blast 7, bacterial blight 7, brown planthopper 9. Main indicators of rice quality: head rice rate 58.1%, aspect ratio 3.3, chalkiness rate 35.5%, chalkiness 4%, gel consistency 45 mm, amylose content 22.0%.
Yield performance: in 2001, participated in the regional trial of late indica early maturity and high yield group in the middle and lower reaches of the Yangtze River, the average yield per mu was 499.21 kg, which was 1.52% higher than that of Shanyou 64 (not significant); in 2002, the average yield per mu of high quality group was 453.55 kg, which was 3.09% higher than that of Shanyou 64 (extremely significant); the average yield per mu in the two-year regional trial was 475.59 kg, which was 2.29% higher than that of Shanyou 64. In the production test in 2003, the average yield per mu was 472.84 kg, which was 8.33% higher than that of Shanyou 64.
Key points of cultivation techniques: 1, cultivate strong seedlings: sow at the same time with Shanyou 64 according to local planting habits; 2, transplant: 16-20 thousand holes per mu, basic seedlings 10-120000; 3, fertilization: 8-10 kg per mu of pure nitrogen, 25-30 kg of phosphate fertilizer, 15-20 kg of potash fertilizer; 4, control of diseases and insect pests: pay attention to the control of rice blast and bacterial blight.
Approval opinion: after examination, the variety conforms to the national rice variety approval standard and has been approved. The variety has moderate ripening period, medium yield, susceptible to rice blast and bacterial blight, and average rice quality. It is suitable to be planted as double cropping late rice in the areas with light incidence of rice blast and bacterial blight in Jiangxi, Hunan, north-central Zhejiang and Hubei and Anhui provinces.
- Prev
Jinyou 458 (Rice)
Variety source: the early hybrid rice combination selected by Rice Research Institute of Jiangxi Academy of Agricultural Sciences Jin 23A × restorer line 458 (IR58/ Guichao 13) was approved by Jiangxi crop Variety approval Committee in March 2003. the whole growth period was 115.8 days, which was 0.8 days earlier than that of you I402. The plant height is 84.79 cm. The plant type is moderate, the stem is stout, the tillering ability is strong, the effective panicle is 263300 per mu, the total grains per panicle is 73.32, and the filled grain number is 60.91.
- Next
Jinyou 402 (Rice)
Variety source: it is a new early hybrid rice combination with Jin 23A selected by Hunan Changde Agricultural Science Institute as the female parent and R402 selected by Hunan Anjiang Agricultural School as the male parent. Characteristics: the whole growth period is 115 days, and the plant height is 88.0 cm. The leaf shape of the plant is good, and the color is good in the later stage. Effective panicle per mu 247000, total grains per panicle 103grains, seed setting rate 77.6%, 1000-grain weight 25.3g, brown rice rate 79.6%, milled rice rate 65.7%, rice grain length 6.98mm 3.28g, transparency 3.
Related
- The first cup of black tea in spring, the flavor and history of tea gardens in Kenya, Africa
- The computer can not only choose potatoes, but also grow tea rice. AI will grow winter oolong tea champion.
- It is not only the inflated tea bitten by insects, but also engraved with the four seasons tea in Beipu.
- The Oriental Beauty Tea Festival in Zhuxian County takes the stage at the weekend to experience the plus-size feast of oil tea.
- & quot; Oriental Beauty Tea & Exploration of Emei in Hsinchu, the hometown of quot;
- The new variety of strawberry "Tainong 1" dessert is the first choice with mellow aroma. Crimson gorgeous
- History of Tea in Taiwan: from Wild Inner Mountain to Export Tea Garden
- Two types of Taiwan Oriental Beauty Black Tea won the British three-Star Award for Childhood Tea Xiang Zhang Jiaqi changed from pilot to champion tea maker.
- Banana species and varieties: the planting history of Taiwan Xianren banana and dwarf banana is long, is banana disease resistant?
- Coffee planting Technology: Qianjie Coffee from Seedling to harvesting