Gangyou 131399 (Rice)
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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Gangyou 151 (Rice)
The main results are as follows: (1) Variety source: it is a late maturing indica combination of Gang 46A and Jianghui 151 (Gui 630/IR9761-4-3-2) from Jiangshan seed Company and Sichuan seed Station. (2) characteristics: the whole growth period is 153.0 days, which is 3 days longer than that of Shanyou 63. The plant height is 119.2 cm, the ear is flat with 170.6 grains, the seed setting rate is 81.9%, and the 1000-grain weight is 29.0g. Vigorous growth at seedling stage, moderate plant type, stiff leaves, tillering ability and effective panicle are not as good as Shanyou.
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Ganzaoxian 43 (rice)
Ganzaoxian 43 (original code 91-136) is a new early indica rice variety bred by cross breeding in Nongken School of Jiangxi Province. The whole growth period is 110 days. The plant height is 82cm, the tillering ability is strong, the effective panicle per mu is 260 000, the panicle rate is 73%, the panicle length is 19cm, the total grain per panicle is 63, the seed setting rate is 75%, and the 1000-grain weight is 25g. Brown rice rate 82.5%, rice length/width ratio 2.8. Natural induction identification of rice blast area: seedling blast 2, leaf blast 3, panicle neck blast 0. 199
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