中籼稻自然变异种紫中籼稻Y及其栽培技术  

Natural Variety Zizhongxian Y of Medium indica Rice and Its Cultivation Technique

作　　者：严再蓉[1] 黄慰 韦红边 杜家会[1] 黄有林 YAN Zai-rong;HUANG Wei;WEI Hong-Bian;DU Jia-hui;HUANG You-lin(Southwest Guizhou Vocational & Technical College for Nationalities,Xingyi 562400,Guizhou,China;Xingyi Bureau of Ethnic and Religious Affairs,Xingyi 562400,Guizhou,China﹚)

机构地区：[1]黔西南民族职业技术学院,贵州兴义562400 [2]贵州省兴义市民族和宗教事务局,贵州兴义562400

出　　处：《湖北农业科学》2019年第3期22-23,51,共3页Hubei Agricultural Sciences

摘　　要：2009年8月中旬,在贵州省兴义市中籼稻生产区偶然获得3粒紫色中籼稻种子,命名为紫中籼稻Y。经鉴定圃观察,可知该资源具有紫红色特征并具稳定遗传性,分蘖8～65个,抗性强,生育期173～180 d,千粒重18～20 g,稻米细长紫色且无心腹白。由栽培试验得出,该资源产量12.0～13.5 t/hm2,大于常规中籼稻或杂交中籼稻,出米率75%～78%,能旱植;经农业部谷物及制品质量监督检验测试中心(哈尔滨)检测,该资源属于优质稻米。In mid August 2009,three grains of purple medium indica rice were got in the rice production area of Xingyi city,Gouzhou province,called it Zizhongxiandao Y.The results of identification nursery observation showed that the plant and seed of this variety was amaranth characteristics,and this characteristics has genetic stability;tillering was from 8 to 65;resistance was strong;growth period was from 173 to 180 days;1 000 grain weight was between 18 and 20 g;rice was slender,purple and no white belly.The results of cultivation trial showed that yield was between 12.0 to 13.5 ton per hectare,and was larger than or equal to that of the conventional indica rice and hybrid indica rice.Milled rice rate was from 75%to 78%.The quality of rice was detected by Ministry of Agriculture’s Center for Quality Supervision,Inspection and Testing of Cereals and Products(Harbin),and the results showed that the samples belong to high quality rice.

关 键 词：中籼稻 有色米 自然变异种 紫中籼稻Y 种质资源 

分 类 号：S511.21[农业科学—作物学]