Pei DonghongTian BingXie FudiWang Haiying.GENETIC IMPROVEMENT OF MAIN AGRONOMIC CHARACTERS OFSOYBEAN VARIETIES DEVELOPED BY CROSSBREEDING IN LIAONING[J].Soybean Science,1997,16(01):1-5.[doi:10.11861/j.issn.1000-9841.1997.01.0001]
辽宁省杂交育成大豆品种主要农艺性状的遗传改进
- Title:
- GENETIC IMPROVEMENT OF MAIN AGRONOMIC CHARACTERS OFSOYBEAN VARIETIES DEVELOPED BY CROSSBREEDING IN LIAONING
- Keywords:
- Soy bean; Genetic improv ement
- 文献标志码:
- A
- 摘要:
- 辽宁省从1967年到1993年杂交育成大豆品种主要农艺性状遗传改进的趋势是: 单株粒重、单株荚数、每荚粒数、单株粒数、百粒重、分枝荚数、分枝粒数、分枝粒重、茎粗增加,生育期、株高、倒伏度减少,其中单株粒重、单株荚数、单株粒数、生育期、株高、茎粗先期变化大而后期变化小,每荚粒数、百粒重、分枝荚数、分枝粒数、分枝粒重先期变化小而后期变化大; 主茎节数、主茎荚数、每节荚数、主茎粒数、主茎粒重、生育后期、粒茎比呈先增后减趋势; 节间长度、分枝数、生育前期、干茎重呈先减后增趋势。
- Abstract:
- Genetic improvement of main ag ronomic characters of so ybean v arieties dev elopedby crossbreeding f rom 1967 to 1993 in Liaoning wa s studied. Resul ts rev ea led tha t seedw eight per plant, pods per plant, seeds per plant , stem thickness, seeds per po d, 100-seed w eig ht , pods o f branches, seeds of bra nches a nd seed w eigh t o f branches tended toincrease by the pro cession of cro ssbreeding. Days f rom emerg emce to maturity, plantheig ht and lodging tended to decrease. Chang e of seed w eight per plant, pods per plant ,seeds per plant , day s from emerg ence to maturity, plant height a nd stem thickness w asmore o bvio us in earlier years and w as slig ht in later y ears. Cha nge of seeds per pod, 100- seed w eigh t, pods o f branches, seeds o f branches and seed w eigh t o f branches w asslight in ea rlier yea rs and w as obvious in later yea rs. No des o f main stem, pods of mainstem, pods per node, seeds of main stem, seed w eigh t o f main stem, days f rom ful lblooming to maturity a nd seed w eight /stem weight tended to increase in earlier y earsand tended to decrease in la ter y ears. Internode length, branches, day s f rom emergenceto full blooming a nd stem w eigh t tended to decrease in ea rlier yea rs and tended to increasein later years.
参考文献/References:
[1 ] 杨庆凯, 1982, 东北农学院学报, 2: 41- 45
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