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CAI Qiu-hua, HU Yuan-yuan, ZHANG Jian-fu, XIE Hua-an. Preliminary Study on Physiological Characteristics for Rice Seed After Aging[J]. Fujian Journal of Agricultural Sciences, 2012, 27(10): 1061-1066. doi: 10.19303/j.issn.1008-0384.2012.10.008
Citation:
CAI Qiu-hua, HU Yuan-yuan, ZHANG Jian-fu, XIE Hua-an. Preliminary Study on Physiological Characteristics for Rice Seed After Aging[J]. Fujian Journal of Agricultural Sciences, 2012, 27(10): 1061-1066. doi: 10.19303/j.issn.1008-0384.2012.10.008
CAI Qiu-hua, HU Yuan-yuan, ZHANG Jian-fu, XIE Hua-an. Preliminary Study on Physiological Characteristics for Rice Seed After Aging[J]. Fujian Journal of Agricultural Sciences, 2012, 27(10): 1061-1066. doi: 10.19303/j.issn.1008-0384.2012.10.008
Citation:
CAI Qiu-hua, HU Yuan-yuan, ZHANG Jian-fu, XIE Hua-an. Preliminary Study on Physiological Characteristics for Rice Seed After Aging[J]. Fujian Journal of Agricultural Sciences, 2012, 27(10): 1061-1066. doi: 10.19303/j.issn.1008-0384.2012.10.008
1. Rice Research Institute,Fujian Academy of Agricultural Sciences,Fuzhou,Fujian 350019,China;
2. Key Laboratory of Germplasm Innovation and Molecular Breeding of Hybrid Rice for South China, Ministry of Agriculture,P.R China/Fuzhou branch,National Rice Improvement Center of China/ Fujian Engineering Laboratory of Crop Molecular Breeding/ Fujian Key Laboratory of Rice Molecular Breeding,Fuzhou,Fujian 350003,China;
3. Incubator of National Key Laboratory of Fujian Germplasm Innovation and Molecular Breeding between Fujian and Ministry of Sciences & Technology,P.R.China,Fuzhou,Fujian 350003,China;
4. National Rice Engineering Laboratory of China,Fuzhou,Fujian 350003,China;
5. South China Bases of National Key Laboratory of Hybrid Rice for China,Fuzhou,Fujian 350003,China
The artificial aging was carried out with most commercial restore lines,such as Hang 1,Hang 2,Minghui 86,Duoxi 1,R 527 and control endurable storage variety Yunhui290 under the condition of the temperature 42 C,humid 88%.The results indicated that the water content of theses varieties was increased gradually,in which the content of increased water for Yunhui 290 was the least and that for Minghui 86 was most with the prolonging of aging.Meanwhile the germination rate of the varieties decreased gradually,in which germination rate of control "Yunhui 290" was 74%,higher than the other varieties significantly after artificial aging 30d.After water content equilibration of all varieties,artificial aging in different stages were performed and the main components of these varieties were measured by conventional chemical methods before and after aging treatment.The results indicated that the content of proteins of each variety had no significant difference,but the content of starch and lipases were increased after aging.
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