Ding Xiuqi.A STUDY ON INTRODUCTION OF SOYBEAN IN HIGHALTITUDE AND COLD LOCALITIES OF QINGHAI PROVINCE[J].Soybean Science,1997,16(04):348-351.[doi:10.11861/j.issn.1000-9841.1997.04.0348]
青海高海拔冷凉地区引种大豆研究
- Title:
- A STUDY ON INTRODUCTION OF SOYBEAN IN HIGHALTITUDE AND COLD LOCALITIES OF QINGHAI PROVINCE
- 文献标志码:
- A
- 摘要:
- 4年试验结果表明,在高海拔和冷凉的西宁生态条件下,大豆东农79- 64-5品系的生育期平均118± 5天。播种期提早,出苗期相应延长,出苗- 始花期也相应延长。出苗60天前后茎和叶生长速度最快。出苗70天前后开始结荚。出苗80天后植株鲜重和干重增长速度最快。出苗90天,株高、主茎粗和单株叶面积、荚果数、鲜重和干重均达一生最大值。此后生长急剧减缓渐趋成熟。亩产最高可达152kg。
- Abstract:
- The result s of test o f 4 yea rs indicated tha t the mea n g orw th perio d duratio n ofDong nong 79- 64- 5 soybea n st rain w as 118± 5 days under ecological condition of hig hal titude and cold Xining. The Sowing date shi ft to an earlier time w o uld result the prolonga tio n o f i ts emerg ence date and the emerg ence to the blossom da te. The rapidest grow th speed of the stems and leav es w ere around 60 days emerg ence. The rapidestspeed of increase of f resh and dry w eigh t of plant s w as 80 days af ter emerg ence. Po dsset ting started around 70 days af ter emerg ence. The maximum plant height , main stemdiameter, leav es area, pod number, f resh and dry weight per pla nt achiev ed 90 day s afteremerg ence. Heref ter rapidly come into slow g row th and gradual matura tion. Thehighest yield per mu was 152kg.
参考文献/References:
[1 ] 董钻等, 1990, 东北地区大豆早熟品种生长发育特点和产量形成规律的探讨,大豆科学, 9( 4): 265- 270
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