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Introduction to the Nanshu 99 Sweet Potato Variety and Key Cultivation Techniques
Nanshu 99, bred by the Nanchong Academy of Agricultural Sciences in Nanchong City, Sichuan Province, is a dual-purpose sweet potato for food and feed. Its young leaves are green with brown edges, and its mature leaves are green; both are pointed heart-shaped and medium in size, with purple veins and vein bases. The plant type is prostrate, the vines are green and medium in length, and it has no natural flowering habit. It produces 3-5 basal branches and 3-5 storage roots per plant. The storage roots are long spindle-shaped, with purplish-red skin and pale yellow flesh. It sets roots early, uniformly and in a concentrated manner, is easy to harvest, and has a rate of large and medium storage roots above 90%. It sprouts early and uniformly, has good sprouting ability, and young
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Introduction to the Yumai No. 9 Wheat Variety and Its Cultivation Key Points
Variety Approval Number: Yushenmai 2004001. Breeding Institution: Chongqing Institute of Crop Sciences. Variety Source: Developed through systematic selection from the hybrid combination Mian 91-316/87S64-42. Characteristics: This variety has stable traits, is spring-type and early-maturing, with a whole growth period of 180 days, comparable to Mianyang 26; it has strong tillering ability and vigorous growth; plant height is 83 cm, the spike is conical with long awns, averaging 37 grains per spike, white grains, vitreous, 1000-grain weight 43.4 g, good color change and yellowing, easy threshing. Tested by Sichuan
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Detailed Introduction to the Lianmai No. 2 Wheat Variety
Variety source: Introduced from Japan by the Jinzhou District Seed Company. Characteristics: This variety has wide adaptability and strong tillering ability. The plant is relatively short, with an average height of 80 cm. The leaves are long and broad. It has a high heading rate. The spike is square-conical in shape, with no awns and white glumes. The number of grains per spike is 40-50, and the 1000-grain weight is 33 g. It is cold-tolerant and tolerant of poor soil, and highly resistant to leaf rust and powdery mildew. Cultivation points: It is not tolerant of high density or high fertilizer and water levels during planting. During field management, fertilizer and water should be applied appropriately, with the main approach being "promote early growth and control late growth." The effective spikes and grains per mu are about 480,000.
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Introduction to the Characteristics and Traits of the Longshu No. 4 Potato Variety
Characteristics: The growth period (from emergence to maturity) is 90-100 days, making it a medium-maturing variety. The plant type is semi-upright, and the mature plant is relatively luxuriant, with a plant height of 50-60 cm, 7-9 branches on the main stem, a stem diameter of 10-13 mm, and green stems. The leaves are dark green with flat leaf margins. The inflorescence peduncle is yellow-green, the corolla is white, the stamens are yellow, there is abundant pollen, fertility is relatively weak, the stigma is 3-lobed, and it occasionally sets fruit naturally. The tubers are oblate or oblate-elliptical, with yellow skin and white flesh, relatively shallow eyes, and a depression at the navel end. Tuber set is concentrated, with 4-7 tubers per plant, and the rate of large and medium tubers is 7
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Introduction and Characteristics of the Pushu No. 25 Sweet Potato Variety
Characteristics: purple terminal leaves, shallow compound leaf shape, purple veins, green stems, semi-upright plant form, orange-yellow skin, orange-yellow flesh, spindle-shaped and fairly attractive tuberous roots, good storability, poor sprouting ability. Dry matter rate 28.27%, eating quality score 78.3 points, starch rate 15.43%, vitamin C content 25.23 mg per 100 g, carotene content 9.66 mg per 100 g. Moderately resistant to sweet potato bacterial wilt. In the 2002 and 2003 provincial high-quality group regional trials, the average fresh tuber yield was 1832.2 kg per mu, a 15
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Liaoshu 324 Sweet Potato Variety Introduction and Key Cultivation Techniques
Variety source: Introduced by the Jinzhou District Grain and Oil Technology Promotion Center from the Liaoning Academy of Agricultural Sciences. Characteristics: The leaves are heart-shaped, dark green in color, with relatively long petioles; the upper part of the petiole and the leaf veins are purple. The vine length is about 110 cm, belonging to the short-vine type, with about 8 branches and a stem diameter of about 1 cm. The root system is well developed, and the tubers are concentrated. The tubers are spindle-shaped, with red skin and yellow flesh, good taste, and high starch content, with a dry matter rate of 30%. It is a dual-purpose type for both eating and processing, with high yield. Cultivation points: row spacing 56-69 cm,
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Detailed introduction to the new late japonica rice variety Xiushui 217
Xiushui 217 was approved in March 2003 at the 27th variety approval meeting of the Provincial Crop Variety Approval Committee. In the 2000 provincial regional trial, this variety had an average yield of 428.63 kg per mu, 0.14% less than the control Xiushui 63 (not significant); in the 2001 provincial regional trial, the average yield was 509.54 kg per mu, 11.30% more than the control Xiushui 63 (reaching an extremely significant level); the two-year average yield was 5.28% higher than the control Xiushui 63. The two-year average whole growth period was 136.4 days, 2.8 days longer than the control Xiushui 63. 2
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Introduction to the Characteristics and Traits of the Xumai 30 Wheat Variety
Long awns, white glumes, white grains, spindle-shaped spikes, semi-hard kernels; seedlings semi-prostrate, dark green leaves, broad leaf blades, relatively good cold resistance. Strong tillering ability, relatively high number of productive spikes. Plant type relatively loose, appearance clean and neat, plant height about 85 cm, relatively good stem elasticity. The whole growth period is about 239 days, 3-4 days longer than the control. Effective spikes per mu about 390,000, about 31 grains per spike, 1000-grain weight about 45 g. Inoculation identification results: susceptible to fusarium head blight, moderately susceptible to sheath blight, highly susceptible to wheat spindle streak mosaic virus disease, susceptible to pre-harvest sprouting.
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Introduction to the Wanshu No. 1 Sweet Potato Variety and Key Cultivation Techniques
(1) Variety origin: Developed by the Wanxian City Agricultural Science Institute through sexual hybridization in 1991, using Nanshu 95 as the female parent and Nonglin No. 10 as the male parent; the original line number was 9102-1. (2) Characteristics: This variety is dual-purpose for feed and food. It has good sprouting ability, a dry matter rate of the tubers above 27%, and a starch extraction rate above 14%; the proportion of large and medium tubers is about 90%, the eating quality after cooking is average, and its resistance to black spot disease and storage quality are superior to Nanshu 88. (3) Yield performance: This line from 1994-1995
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Introduction to the Characteristics and Traits of the Weimai 7 Wheat Variety
Bred by the Weifang Academy of Agricultural Sciences. In the 1998-2000 regional trials, the average yield was 533.65 kg per mu, a 3.7% increase over the control. Crude protein content (dry basis) 14.78%, test weight 766 g/l, wet gluten 31.8%, dry gluten 10.8%, sedimentation value 35.6 ml, water absorption 59.04%, development time 4.5 min, stability time 8.5 min, breakdown time 10.0 min, softening degree 65 B.U, valorimeter value 58.0. Processing quality: noodle score
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