油菜杂种优势利用途径主要有三系法和两系法。
讨论了胞质效应在两系杂种优势利用上的可能性。
The probability of cytoplasm effect used in hybrid wheat was discussed.
实践证明，杂种优势利用是提高油菜产量的主要途径。
To achieve this, heterosis utilization is proved to be a very effective way.
在籼粳亚种间杂种优势利用中，它具有潜在的育种价值。
The potential breeding value of "02428 Xuan" was discussed in the utilization of heterosis between indica and japonica.
应用化学杂交剂(CHA)诱导雄性不育是小麦杂种优势利用的重要途径之一。
Male sterility of wheat inducing by Chemical hybridization agents (CHA) is one of the main ways to produce hybrid wheat seed.
本文还讨论了新不育系的遗传组成及在油菜杂种优势利用和机理研究方面的重要作用。
The genetic composition of the new sterility and its mechanism and the prospect of its utilization are discussed.
水稻是杂种优势利用最成功的作物之一，近几年对水稻杂种优势的遗传学基础也有很深入地认识。
Rice, one of the most important crops and showed greatest success on heterosis application, has deeply studied for the genetic basis of heterosis in recent years.
玉米是主要的粮食和饲料作物，经济地位十分重要，玉米杂种优势的利用是农作物杂种优势利用最成功的例证之一。
Maize was one of the most important food and feed crops with important economic significance, and the utilization of maize heterosis was one of the most successful examples in crops.
雄性不育是油菜杂种优势利用的一条重要途径，在杂种优势利用中亲本选配是配制强优势组合、有效利用油菜杂种优势的关键环节。
Male sterility is an important way of utilizing rapeseed heterosis. In the breeding of hybrids, how to choose parents is a key step to gain strong heterosis and efficiently use heterosis.
小麦作为世界主要的粮食作物，对其杂种优势利用的研究，特别是雄性不育机理的研究，一直是众多杂交小麦育种者设法攻克的难关。
Wheat as the main food crop, studying its utilization of heterosis and male sterility is the matter that many breeders have been trying to overcome.
因此利用基因工程手段克隆育性相关的基因，并加以利用创造理想的棉花雄性不育系类型，可能成为促进杂种优势利用，提高棉花产量和品质的新途径。
Therefore, cloning male fertility-related genes and used to create the ideal male sterile line is a new way of improving the cotton yield and quality by cotton heterosis application.
因此利用基因工程手段克隆育性相关的基因，并加以利用创造理想的棉花雄性不育系类型，可能成为促进杂种优势利用，提高棉花产量和品质的新途径。
Therefore, cloning male fertility-related genes and used to create the ideal male sterile line is a new way of improving the cotton yield and quality by cotton heterosis application.
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