MySheen

Leyou 2 (Rice)

Published: 2024-11-22 Author: mysheen
Last Updated: 2024/11/22, (1) Variety source: Leyou 2 was produced by the restorer line C3-2 bred by Leshan improved seed Farm and Leshan seed Company and gang 46A. (2) characteristics: the whole growth period is 149.6 days, which is 0.6 days longer than that of the control. The tillering ability is medium, the plant type is compact, the leaf is straight, and the inverted clover is wider, thick green and luxuriant. The plant height is 110cm, the ear length is 24.8cm, the ear is flat with 167.9 grains, the seed setting rate is 79.8%, and the 1000-grain weight is 27.8g. The ability of resistance to rice blast is better than that of

(1) Variety source: Leyou 2 was produced by the restorer line C3-2 bred by Leshan improved seed Farm and Leshan seed Company and gang 46A.

(2) characteristics: the whole growth period is 149.6 days, which is 0.6 days longer than that of the control. The tillering ability is medium, the plant type is compact, the leaf is straight, and the inverted clover is wider, thick green and luxuriant. The plant height is 110cm, the ear length is 24.8cm, the ear is flat with 167.9 grains, the seed setting rate is 79.8%, and the 1000-grain weight is 27.8g. The resistance to rice blast was better than that of Shanyou 63 and the quality was medium.

(3) yield performance: group B in the provincial regional test in 1996, and group An in the provincial regional test in 1997 had an average yield of 564.26 kg per mu, which was 2.01% higher than that of the control. Planted in Renshou, Meishan, Emei, Jingyan and the central district of Leshan City, the average yield per mu was 596.21 kg, which was 7.2% higher than that of Shanyou 63. From 1995 to 1998, the organization and demonstration was more than 3000 mu, and the yield varied from 572kg to 641kg, which was 5.32-15.1% higher than that of Shanyou 63.

(4) cultivation points: 1. Sowing before and after the Qingming Festival, the seedling age is about 40 days, the seed consumption per mu is 1-1.5kg, wide and narrow row, double-plant cultivation, 1.4-16000 nests per mu. Heavy application of farm manure, increased application of P and K fertilizer, supplementary application of zinc fertilizer and proper application of panicle fertilizer. 2. Scientific management of water, timely drying of fields, timely prevention and control of diseases and insect pests.

(5) suitable planting area: suitable for planting in Pingba and hilly areas of our province.

 
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