Breeding from these cells should be comparatively easy. But finding and removing ovary stem cells is not.
从干细胞繁育相对简单一些，但是发现并移动卵巢干细胞却并不容易。
Dwarf mutant has very important effect on elucidating regulation mechanism of stem development and plant breeding.
矮化突变体在阐明植物茎的生长发育调节机制和植物育种中具有十分重要的作用。
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。
Therefore, besides the resistance to the wheat stem maggot, the aims of wheat breeding include also the requirements of resistance or tolerance to alkaline soils and rust diseases.
因此，选育新品种的目标除高产及抗麦秆蝇外，还要求能耐盐碱和抗锈。
Therefore, stem diameter and leaf number could be considered as two principal selection indexs for breeding new varieties, evaluating yield and select.
因此，茎粗、叶片数可作为紫花苜蓿选种、育种、产草量估测和确定刈割适期的两个主要选择指标。
RAPD analysis of genetic diversity would be useful in cross combination setting of breeding for high resistance to stem-nematode in sweetpotato.
遗传多态性的RAPD分析可为甘薯抗茎线虫病品种选育的亲本组配提供依据。
It is a new leap from high stem to short stem, then to higher, thicker and tougher stem during rice breeding development.
阐述了水稻由高秆到矮秆，现又由矮秆返高粗韧秆的有着本质不同的新飞跃。
It is a new leap from high stem to short stem, then to higher, thicker and tougher stem during rice breeding development.
阐述了水稻由高秆到矮秆，现又由矮秆返高粗韧秆的有着本质不同的新飞跃。
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