20 1 1 What kind of rice varieties should be planted in Sanjiang area? To achieve high and stable yield, please ask land experts to give you advice on rice varieties with high yield and strong disease

20 1 1 What kind of rice varieties should be planted in Sanjiang area? To achieve high and stable yield, please ask land experts to give you advice on rice varieties with high yield and strong disease resistance. Authorization number: National Audit Rice 2009049

Variety name: Tongxi 929

Breeding unit: Tonghua Academy of Agricultural Sciences, Jilin Province

Variety source: Tongxi 103/9 1CR 1.

Characteristics: This variety belongs to japonica conventional rice. The average growth period of early rice planted in northeast and northwest China is 150.5 days, which is 2.3 days later than that of the control Jiyujing. Plant height 10 1.5 cm, ear length 19.9 cm, effective panicle yield per mu of 263,000, total grains per panicle10/.2, seed setting rate of 90.8% and 1000-grain weight of 29.5 g .. Main quality indicators of rice: head rice rate is 69.7%, chalkiness rate 19%, chalkiness degree 1.4%, amylose content 17.3%, and gel consistency is 85 mm, reaching the second grade of the national standard of "high quality rice".

Yield performance: in 2007, I participated in the regional test of early-maturing japonica rice varieties, with an average yield of 682 kg per mu, which was 6.3% higher than that of the control Jiyujing (extremely significant); In 2008, the average yield per mu was 657.8 kg, which was 5.8% higher than that of the control crucian carp (extremely significant). The average yield per mu in the two-year regional trial was 670.5 kg, which was 6% higher than that in the control Jiyujing, and the proportion of yield-increasing points reached 94.7%. In 2008, the average yield per mu was 663.6 kg, which was 10.4% higher than that of the control crucian carp.

Key points of cultivation techniques: 1. Seedling raising: Early rice areas in Northeast and Northwest China should be sown at the same time as Jiyujing according to local production conditions. Dry seedling raising with plastic film, sowing150g seeds per square meter; Tray seedling, 60 grams per tray; Seedling raising in isolation layer, 350 grams per square meter, sparse sowing to raise strong seedlings. 2. Transplanting: Transplanting in about 40 days, using wide row and ultra-thin planting and cultivation, with row spacing of 30 cm and hole spacing of 20-27 cm, and 2-3 plants per hole is appropriate. 3. Fertilizer and water management: N, P and K are formulated for fertilization, with 8 kg of pure nitrogen, 3.3 kg of phosphorus pentoxide and 5 kg of potassium oxide per mu. Water management is mainly based on shallow water irrigation, shallow water irrigation at tillering stage, shallow water or wet irrigation at booting stage, and dry-wet combination at mature stage. 4. Pest control: pay attention to the prevention and control of Chilo suppressalis in early and middle July, and timely prevent and control rice blast.

Examination and approval opinion: This variety conforms to the national rice variety examination and approval standard and has passed the examination and approval. This variety has moderate maturity, high yield, moderate rice blast and good rice quality. It is suitable for planting in the upper limit of the first accumulated temperature zone in Heilongjiang Province, the middle-maturing rice area in Jilin Province, the Yellow River irrigation area in the northeast of Liaoning Province and Ningxia, Chifeng, Inner Mongolia and southern Tongliao.

Approval number: National Audit Rice 2008040

Variety Name: Jiudao 63

Breeding unit: Jilin Academy of Agricultural Sciences

Variety source: Ji 8945/ Jefferson//Jiudao 22

Provincial Approval: Approved by Jilin Crop Variety Approval Committee in 2007.

Characteristics: This variety belongs to japonica conventional rice. The whole growth period was 150.8 days, which was 4.2 days later than the control crucian carp essence. Plant height 10 1 cm, ear length 16.7 cm, total grains per ear 94.5, seed setting rate 85. 1%, and 1000-grain weight 26 grams. Resistance: seedling blast 5, leaf blast 4, incidence of ear neck blast 3, loss rate of ear neck blast 3, comprehensive resistance index 3.4. Main indicators of rice quality: head rice rate is 63.7%, chalkiness 12%, chalkiness 1.0%, amylose content 18%, and gel consistency is 78 mm, reaching the third grade of national standard for high-quality rice.

Yield performance: in 2006, he participated in the regional test of early maturity group of medium and early japonica rice, with an average yield of 660.2 kg per mu, which was 5.6% higher than that of the control Jiyujing (extremely significant); In 2007, the average yield per mu was 646.9 kg, which was 0.8% (not significant) higher than that of the control crucian carp. The average yield per mu in the two-year regional trial was 653.2 kg, which was 3% higher than that in the control Jiyujing, and the proportion of yield-increasing points was 73.7%. In the production test in 2007, the average yield per mu was 605.6 kg, which was 3.5% higher than that of the control.

Key points of cultivation techniques: 1. Seedling raising: Early rice areas in Northeast and Northwest China should be sown at the same time as Jiyujing according to local production conditions. 60 grams of bud seeds per tray for seedling raising and 200 grams of bud seeds per square meter for dry seedling raising. 2. Transplanting: the seedling age is about 40 days, the row spacing is 30 cm× 20 cm, and each hole has 3 ~ 5 plants. 3. Fertilizer and water management: Generally, the dosage of pure nitrogen, pure potassium and pure phosphorus per mu is about 10kg, 5 kg and 5 kg respectively; Phosphate fertilizer is used as base fertilizer at one time, 2/3 of potash fertilizer is used as base fertilizer, and 1/3 is used as ear fertilizer; Nitrogen fertilizer was applied according to the ratio of base fertilizer, tiller fertilizer and panicle fertilizer of 6:3: 1. Slurry management is mainly in shallow water layer, and intermittent irrigation is carried out after heading. 4. Pest control: pay attention to the prevention and control of pests and diseases in combination with growth and weather conditions during the growth period.

Examination and approval opinion: This variety conforms to the national rice variety examination and approval standard and has passed the examination and approval. Moderate maturity, high yield, moderate resistance to rice blast and high quality rice. It is suitable for planting in the upper limit of the first accumulated temperature zone in Heilongjiang Province, the middle-maturing rice area in Jilin Province, the Yellow River irrigation area in the northeast of Liaoning Province and Ningxia, Chifeng, Inner Mongolia and southern Tongliao.

Approval number: National Audit Rice 2008045

Variety name: Fu You 135.

Breeding unit (person):, Xie Yonggui,, Yang.

Variety source: Fu A×C 135.

Characteristics: This variety belongs to japonica three-line hybrid rice. The whole growth period was 153.6 days, which was 5.9 days later than the control crucian carp essence. The plant is relatively high, with plant height 106.9 cm, effective panicles per mu of 295,000, panicle length 19.4 cm, total grains per panicle 125.5, seed setting rate of 83. 1% and 1000-grain weight of 26 grams. Resistance: seedling blast 3, leaf blast 0, ear neck blast 1. The main indicators of rice quality: head rice rate 68%, chalkiness 27.5%, chalkiness 4%, gel consistency 80mm, amylose content 17.2%, reaching the third grade of national standard "high quality rice".

Yield performance: in 2004, I participated in the regional test of early maturity group of mid-early japonica rice, with an average yield of 609.8 kg per mu, which was 4. 1% higher than that of the control (extremely significant); In 2005, the average yield per mu was 733.7 kg, which was 1 1.3% higher than that of the control (extremely significant). The average yield per mu in the two-year regional trial was 6,765,438 0.8 kg, which was 7.9% higher than that of the control Carassius auratus, and the percentage of points increased was 83.8%. In the production test in 2006, the average yield per mu was 653.4 kg, which was 7.4% higher than that of the control.

Key points of cultivation techniques: 1. Seedling raising: Early rice areas in Northeast and Northwest China should be sown at the same time as Jiyujing according to local production conditions. The sowing amount is generally per square meter of seedbed150g of dry seeds. 2. Transplanting: In northern Liaoning, Jilin and other places, the general row spacing is 26.6 cm× 16.6 cm, with 2-3 seedlings per acre 15000 holes. In Ningxia and other places, the general row spacing is 20 cm× 15 cm, with 22,000 holes per mu and 2-3 rice seedlings per hole. 3. Fertilizer and water management: the principle of "promoting before controlling" is adopted, and 9.5 kg of pure nitrogen, 25 kg of phosphorus pentoxide, 25 kg of potassium oxide and 3 kg of zinc fertilizer are applied per mu, and nitrogen fertilizer is applied according to seedling conditions to prevent lodging in the later period. Transplanting with water, shallow water tillering, full seedling dry field, ineffective tillering control, intermittent irrigation, timely yellowing. 4. Pest control: pay attention to timely control of pests such as Chilo suppressalis and sheath blight.

Examination and approval opinion: This variety conforms to the national rice variety examination and approval standard and has passed the examination and approval. Moderate maturity, high yield, rice blast resistance and high quality rice. It is suitable for planting in the upper limit of the first accumulated temperature zone in Heilongjiang Province, middle-maturing rice area in Jilin Province, yellow river diversion irrigation area in northeast Liaoning Province and Ningxia, Chifeng, southern Tongliao, north-central Gansu Province and Hexi area in Inner Mongolia.