MySheen

Gangyou 131399 (Rice)

Published: 2024-11-21 Author: mysheen
Last Updated: 2024/11/21, The main results are as follows: (1) Variety source: this variety is a medium indica late maturing hybrid rice combination made by Yibin Institute of Agricultural Sciences using Gang 46A as female parent and japonica restorer line Yihui 1313 as male parent. (2) characteristics: the whole growth period of the combination was 148 days, maturing 2 days earlier than Canyou 63, plant height 110-115 cm, ear length 24 cm, spike 160-180 grains, seed setting rate more than 85%, 1000-grain weight 28-30 g, brown rice rate 81. 5%, milled rice rate 72. 14%, head rice rate 55. 8% identification of leaf blast by rice blast

The main results are as follows: (1) Variety source: this variety is a medium indica late maturing hybrid rice combination made by Yibin Institute of Agricultural Sciences using Gang 46A as female parent and japonica restorer line Yihui 1313 as male parent.

(2) characteristics: the whole growth period of the combination was 148 days, maturing 2 days earlier than Canyou 63, plant height 110-115 cm, ear length 24 cm, spike 160-180 grains, seed setting rate more than 85%, 1000-grain weight 28-30 g, brown rice rate 81. 5%, milled rice rate 72. 14%, head rice rate 55. 8% of rice blast was identified as 4-5 grade of leaf blast and 0-1 grade of neck blast, and the resistance was stronger than that of the control.

(3) yield performance: participated in Yibin and Neijiang urban trials from 1995 to 1996, with an average yield of 564 per mu. .6 kg, 5.38% higher than that of Shanyou 63, and the average yield per mu in the production tests of the two cities was 572.4 kg, 9.5% higher than that of the control.

(4) main points of cultivation: raising seedlings in dry or humid seedling field, transplanting small and medium seedlings; seedling age no more than 35-40 days: planting specification is 8X5 inch; Shiyueba mixed application of organic fertilizer and nitrogen, phosphorus and potassium, 8 kg pure nitrogen per mu, heavy bottom and early topdressing.

(5) suitable planting area: it is suitable to be planted in the area of medium hybrid rice in our province, especially in the ratooning rice area.

 
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