...抽穗期；QTL；基因定位 [gap=1715]Key words: Rice (Oryza sativa L.) ; Single segment substitution line (SSSL) ; Heading date (HD) ; QTL ; Gene mapping ...
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Nitrogen could ensure soluble sugar, SOD and POD at a higher level before heading date.
施氮处理能保证叶片在抽穗期前的可溶性糖、过氧化物歧化酶和超氧化物歧化酶的含量处于较高的水平。
参考来源 - 节水灌溉条件下作物根区水氮迁移和高效利用机制研究Breeding for heading date, especially shortening heading date is of very important to rice production.
通过遗传育种方法改变品种的生育期，特别是缩短生育期，对水稻生产的发展具有重要意义。
参考来源 - 水稻早熟基因显性抑制基因的遗传分析和分子标记定位The main results are as follows:1. Effect of leaf-age of transplant on the heading dateThe heading date of rice was different of as sowed the same day but transplanted different leaf-age.
试验的结果如下:1.相同的播期,不同的叶龄移栽,水稻的播抽期产生一定程度的变化不同叶龄移栽,水稻的播抽期(播种至抽穗的时间)可分为播抽期稳定期、播抽期延长期和播抽期缩短期。
参考来源 - 水稻感营养性的初步研究A natural rice mutant lhd3(leafy head 3) with delayed heading date was isolated from progenies of a japonica cultivar,Changyou 94.
从常规粳稻常优94后代中筛选到一份自然突变的抽穗期延迟的类树稻突变体lhd3(leafy head 3)。
参考来源 - 一个水稻类树稻突变体(leafy head 3)基因的精细定位·2,447,543篇论文数据，部分数据来源于NoteExpress
Heading date is an very important agricultural trait for rice breeding, but the genetic control of that remains unclear.
抽穗期是水稻的一种重要农艺性状，但其遗传控制机理还不清楚。
These mutants were almost accompanied by variations in agronomic traits such as dwarfism, high sterility, heading date or grain weight.
抗病突变体大多伴随着株高、熟期、育性或粒重等农艺性状的变异。
The stage controlling seed number per ear during ear differentiation, safe booting date and safe heading date of wheat in Sichuan were discussed.
本文还讨论了四川小麦幼穗分化过程中引致穗粒数变异的时期，以及安全孕穗、抽穗期。
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