Since the first tetraploid was obtained in 1939, polyploidy breeding has always been the focus of watermelon breeding.
从1939年获得第一个四倍体西瓜以来，多倍体育种就一直是西瓜育种的一个热点。
Since the first tetraploid watermelon was obtained in 1939, polyploidy breeding has always been the focus of watermelon breeding.
从1939年获得第一个四倍体西瓜以来，多倍体育种就一直是西瓜育种的一个热点。
The research on tissues culture lays the groundwork for further mutation and polyploidy breeding in Astragalus membranaceus(Fish. ) Bge. var. mongholicus(Bge. ) Hsiao.
针对蒙古黄芪组织培养体系的研究，是诱变育种和多倍体蒙古黄芪育种的基础技术准备。
In this article, ways of polyploidy breeding, the identification of polyploidy, application of watermelon polyploidy, and the prospective of watermelon polyploid breeding are reviewed.
文章概述了西瓜多倍体的产生途径、鉴定方法，西瓜多倍体育种的应用以及研究新动向。
Breeders have bred a great deal of new flower varieties by taking routine cross breeding, radiation breeding, tissue culture breeding, polyploidy breeding, and spaceflight breeding etc.
人们通过常规杂交育种、辐射育种、组织培养育种、多倍体育种、航天育种等手段培育了大量的花卉新品种。
This research had important significance in studies on the formation of polyploidy fish and fish breeding.
该研究在探讨多倍体鱼的发生及鱼类遗传育种方面具有重要意义。
Feed crop breeding by polyploidy can enlarge the plant cellular size, so the plant has the thick and high stem, thick blade, and increases the content of protein, carbohydrate, vitamins and minerals.
多倍体在饲料作物育种上可使植物细胞增大而导致植株茎粗、高大、叶片宽厚；并且使植株的蛋白、糖分和维生素及矿物质含量有较大的提高。
Feed crop breeding by polyploidy can enlarge the plant cellular size, so the plant has the thick and high stem, thick blade, and increases the content of protein, carbohydrate, vitamins and minerals.
多倍体在饲料作物育种上可使植物细胞增大而导致植株茎粗、高大、叶片宽厚；并且使植株的蛋白、糖分和维生素及矿物质含量有较大的提高。
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