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Utilizing Dominant Early Maturity Genes of Sterile Line UP-3s in Hybrid Rice Breeding to Avoid High Temperature Season 被引量:1
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作者 Bihu Huang Zongbu Yan 《American Journal of Plant Sciences》 2015年第16期2596-2602,共7页
A new sterile line UP-3s, which carries the Dominant Early Maturity Gene (DEMG), was bred on the farm of University of Arkansas at Pine Bluff (UAPB). UP-3s and two check sterile lines, Jin23-A and Xie-A which do not c... A new sterile line UP-3s, which carries the Dominant Early Maturity Gene (DEMG), was bred on the farm of University of Arkansas at Pine Bluff (UAPB). UP-3s and two check sterile lines, Jin23-A and Xie-A which do not carry the Dominant Early Maturity Gene, were crossed with a group of different maturity restorer lines, PB-1R, PB-5R,PB11, PB-13R, PB-20, PB-21, PB-22R, and PB-23R. Eighteen new hybrid rice combinations of these crosses were then tested at UAPB in 2012 and 2013. The results showed that panicle differentiation (PD) of hybrids from female parent UP-3s (DEMG) crossed with the 8 male parents, were earlier than the hybrids from female parent Jin23-A or Xie-A crossed with the 8 male parents. The PD of these earlier hybrids was before Jun 25 and heading was before July 20. Early PD and heading avoided the high temperature (over 34&degC) period which usually occurs after July 20 in Arkansas. The yields of these earlier maturity hybrids with female parent UP-3s were higher than those of the late maturity hybrids thatwereF1 progeny of sterile lines Jin23-A or Xie-A (these two female parent checks with non-DEMG). These results showed that the DEMG sterile line UP-3s can be adopted in making crosses with later maturity restorer lines to obtain earlier maturity hybrids to avoid the high temperature period in Arkansas. 展开更多
关键词 earlier maturity DOMINANT Gene STERILE LINE Hybrid Rice Utilization BREEDING Avoid High Temperature
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Peripheral nerve disease
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《外科研究与新技术》 1992年第4期234-235,共2页
920745 Experimental reconstruction of in-trinsic hand muscle function by anteriorinterosseous nerve transference. HUANGGang(黄钢), et al. Dept Orthopaedics, GeneralHosp, PLA, Beijing, 100853. Natl, Med J Chin1992; 72(... 920745 Experimental reconstruction of in-trinsic hand muscle function by anteriorinterosseous nerve transference. HUANGGang(黄钢), et al. Dept Orthopaedics, GeneralHosp, PLA, Beijing, 100853. Natl, Med J Chin1992; 72(5): 269-272. The anterior interosseous nerve was 展开更多
关键词 TRANSFERRED earlier PROPERLY DISTAL maturity fitting NERVES 黄耀 GENIE injuries
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MAY EARLIER MATURITY COME TO PEACE: THOUGHTS ON ASIA'S FUTURE
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作者 Shen Qurong President, China Institute of Contemporary International Relations. 《Contemporary International Relations》 1996年第9期1-16,共16页
Huge historical progress has made up dire disasters for mankind in the 20th cen-tury. A number of dramatic turns characterize giant footsteps of Asian historyin the present century—from colonization to de-colonizatio... Huge historical progress has made up dire disasters for mankind in the 20th cen-tury. A number of dramatic turns characterize giant footsteps of Asian historyin the present century—from colonization to de-colonization, from feudalism tocapitalism or socialism, from agricultural to industrial civilization, from being terri-tories carved up among major foreign powers to a region for contention between thetwo superpowers, then to the current situation of multi-dimensional co-existence a- 展开更多
关键词 MAY earlier maturity COME TO PEACE THOUGHTS ON ASIA’S FUTURE ASIA
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生姜地耐迟播油菜品种的筛选 被引量:2
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作者 李庆刚 熊琼 +5 位作者 张云云 雷丽仙 周翠萍 张美玲 彭钰 雷元宽 《安徽农业科学》 CAS 2019年第23期42-44,共3页
[目的]探索云南油菜主产区“姜-油”种植模式,筛选出丰产性好、生育期短、耐迟播的油菜优良高产品种。[方法]采用随机区组设计,对8个油菜品种的生育期、农艺性状和产量性状进行比较分析。[结果]德油早1号和云油杂15号的生育期短且早熟... [目的]探索云南油菜主产区“姜-油”种植模式,筛选出丰产性好、生育期短、耐迟播的油菜优良高产品种。[方法]采用随机区组设计,对8个油菜品种的生育期、农艺性状和产量性状进行比较分析。[结果]德油早1号和云油杂15号的生育期短且早熟、农艺性状良好、产量较高,优于其他品种。其中,德油早1号产量最高,为2602.5 kg/hm 2,比对照增产18.6%,增产极显著;云油杂15号产量为2493.0 kg/hm 2,比对照增产13.6%,增产极显著。其余品种增产不显著。[结论]在云南油菜主产区的“姜-油”种植模式生产中,德油早1号和云油杂15号2个品种均有较好的推广应用价值。 展开更多
关键词 生姜地 早熟油菜 耐迟播 农艺性状 产量
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