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Introduction to the Hybrid Single-Season Rice Variety Xianghuayou No. 7
Characteristics: This variety is a three-line hybrid medium-late maturing medium rice. Grown as medium rice, its whole growth period is about 139 days, 5 days less than II You 58. Plant height is 110 cm, with a moderately loose plant type and relatively strong lodging resistance. Tillering ability is relatively strong, with 177,000 effective panicles per mu, 142.5 grains per panicle, a seed-setting rate above 80%, and a 1000-grain weight of 30.7 g. The grain is long in shape, and the rice quality is relatively good; at maturity the grains are plumply filled and the color fades well. Cultivation points: When grown as medium rice in Hunan Province, sowing is generally done around April 15. Sow sparsely to raise strong seedlings; in the seedling bed
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Introduction of Three New Hybrid Late Indica Rice Combinations Including K You 117
K You 117 K You 117 is a new hybrid late indica rice combination bred by the Southern Zhejiang Rice Breeding Center of the Wenzhou Academy of Agricultural Sciences. In the 2000 production trial, the average yield per mu was 410.6 kg. Results of the two-year regional trial: its average whole growth period was 127.2 days, the average number of effective panicles per mu was 180,500, the seed-setting rate was 87.97%, and the 1000-grain weight was 27.6 g; resistance identification results: resistant to brown planthopper, moderately resistant to rice blast; rice quality test results: 5 indicators including brown rice rate, milled rice rate, grain length, alkali spreading value and protein content
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Introduction to three new hybrid late indica rice combinations including II You 7954
II You 7954 II You 7954 is a new hybrid late indica rice combination bred by the Crop Research Institute of the Zhejiang Academy of Agricultural Sciences. In the 2001 municipal production trial, the average yield per mu was 428.2 kg, the average whole growth period was 133 days, the average effective panicles per mu were 165,300, the seed-setting rate was 82.86%, and the 1000-grain weight was 26.8 g. Its resistance identification results: moderately resistant to rice blast, moderately susceptible to bacterial leaf blight, susceptible to brown planthopper; rice quality test results: 4 indicators including brown rice rate, milled rice rate, alkali spreading value and protein content reached the first-grade standard of the ministry-issued edible high-quality rice standard.
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Introduction to the Elite Hybrid Medium Indica Rice Variety Xieyou 136
Xieyou 136 is a new medium indica hybrid rice combination bred by the Institute of Agricultural Sciences of the Lixiahe Region in Jiangsu. This combination is high-yielding and stable, with an average yield of about 650 kg per mu, more than 8% higher than that of Shanyou 63. Its full growth period is 145 days, with a well-coordinated panicle-grain structure and relatively high grain weight; generally 170,000-190,000 effective panicles per mu, 122.4-167.3 total grains per panicle, a seed-setting rate of about 90%, and a 1000-grain weight of more than 30 g. It has a compact plant type, strong tillering ability, good luxuriance, and strong lodging resistance; at maturity the stems remain green and the grains turn yellow, giving an excellent appearance at maturity; it is resistant to rice blast,
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Introduction to the Hybrid Japonica Rice Variety Changyou No. 1
"Changyou No. 1" is a new "three-line" high-quality hybrid japonica rice variety bred in 1998 by the Changshu Agricultural Science Institute of Jiangsu Province. It passed Jiangsu provincial approval in January 2002 and national approval in November 2003 (National Approved Rice 2003068). At the same time, the male-sterile line of this combination, Wuyunjing No. 7 A, has applied for new variety protection, with the number CN20010203.6. Because this variety has the advantages of good quality, high yield, strong resistance, wide adaptability and high seed production yield, it has already been promoted and planted in the late
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Introduction and Characteristics of the Jiudao 48 Rice Variety
I. Breeding Institution: Jilin City Academy of Agricultural Sciences II. Variety Origin: In 1993, a sexual cross was made using Guteng line 127/Qiuguang F1 as the female parent and C91118 as the male parent, and the progeny were developed through the pedigree method. Original code name Jiudao 401. III. Characteristics: 1. Plant traits: plant height 109 cm, compact plant type, erect leaves, strong tillering ability, about 23 effective panicles per hill; 2. Panicle traits: panicle length 18 cm, loose panicle shape, main and tiller panicles uniform
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Detailed Introduction to the Dengmai 996 Wheat Variety
Dengmai 996 was bred by Henan Xiantianxia Seed Industry Co., Ltd. from a variant line of Zhoumai 11, with approval number: Yushenmai 2007008. Characteristics: a weak-springness, early-maturing variety with a growth period of about 204 days, the same maturity period as the control Yumai 18. Seedlings are semi-erect, with strong cold resistance, medium tillering ability, and a high spike-forming rate. Plant height is 84 cm, the stem has good elasticity, and it is relatively resistant to lodging. The plant type is compact, the flag leaves are upright, the spike layer is neat, and it yellows well at maturity. The spike is spindle-shaped, with long awns and white grains. The grains are semi-hard
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Detailed Introduction to the Danjing 8 Upland Rice Variety
1 Variety origin: Danjing 8 was developed by the Dandong Academy of Agricultural Sciences in Liaoning Province through hybridization and selection in 1987. It was approved by the Liaoning Provincial Variety Approval Committee in 1999. 2 Characteristics and traits: When planted in upland fields in Liaoning Province, the growth period from emergence to maturity is about 130 d, requiring an active accumulated temperature of 2720°C; it is a medium-maturity variety. Plant height is around 95 cm, with thick and sturdy stems, relatively dark green leaves, relatively short leaf blades, and a relatively compact plant type. Tillering ability is relatively strong, the root system is well developed, and the stems remain green at maturity. The number of effective panicles is about 230,000 panicles/667 sq m, semi-compact panicle type, panicle length 1
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How good is Hanadao 65? An introduction to its variety characteristics and cultivation points
Hanadao 65 is a new dryland rice line newly bred by China Agricultural University. It is of the japonica type with strong drought resistance, and its whole growth period is 95-125 days. In Hejian City, Hebei Province, it was planted on demonstration plots of 405 hectares from 1997 to 1999, generally yielding about 400 kg per 667 sq m, with high-yielding plots actually producing 457 kg (sown after wheat stubble from June 15-20, with a growth period of 105-110 days). Characteristics and features: plant height 85-105 cm, relatively thick and sturdy stems, compact plant type, flag leaves held upright, dark green leaf color, strong lodging resistance, high resistance to rice
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Introduction to Tylosin (Tylan), a Commonly Used Macrolide Antibiotic in Duck Clinical Practice
Source and properties: This product is extracted from the culture broth of Streptomyces fradiae. It is a white crystalline substance, weakly alkaline, and slightly soluble in water. Its salts are readily soluble in water. Tylosin tartrate, tylosin hydrochloride, and tylosin phosphate are commonly used in clinical practice. Actions and uses: This product is an antibiotic specifically for livestock and poultry, with antibacterial activity against Gram-positive bacteria and some Gram-negative bacteria, such as Staphylococcus aureus, Streptococcus pyogenes, Mycoplasma, and Spirochetes, all of which it inhibits, and it is especially effective against Mycoplasma. However, its effect against Gram-positive bacteria is not
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