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中国农学通报 ›› 2005, Vol. 21 ›› Issue (7): 73-73.

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种子超干贮藏研究进展

李 鑫,王 倩   

  • 出版日期:2005-07-05 发布日期:2005-07-05

Advances in Ultra-dry Seed Storage Research

Li Xin, Wang Qian   

  • Online:2005-07-05 Published:2005-07-05

摘要: 超干贮藏是一种新兴的种子贮藏方式。超干处理有利于种子细胞膜结构和功能的稳定,保持遗传物质和细胞超微结构的完整,自由基清除系统活性高,自由基含量较低,脂质过氧化作用受到抑制,从而提高了种子的耐贮性。种子超干最适含水量受多种因素影响,与种子内蛋白质、脂肪、碳水化合物的合成和积累以及贮藏温度相关。不同种子超干处理的效果差别很大,其适宜的超干处理方法也不尽相同。

Abstract: Ultra-dry seed storage is a new seed storage method. Ultra-drying is benefit to keep the stability of the structure and function of the membrane system, and is help to keep the integrity of the genetic substances and the ultra-structure of the cells, the activity of the scavenging free radical system is higher , the free radical level is lower, the lipid peroxidation was restrained, so improved the ultra-dried seeds storability . The optimum seed water content is affect by many factors, such as the synthesis and accumulation of protein, fat, carbohydrate and the storage temperature also. The effects of different ultra-dried seeds are different , and the best ultra-drying methods are different also.