| 营养液低氧胁迫对网纹甜瓜幼苗生长和生理代谢影响 |
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| 引用本文： | 高洪波,郭世荣,章铁军,胡晓辉,张广华. 营养液低氧胁迫对网纹甜瓜幼苗生长和生理代谢影响[J]. 计算机科学, 2006, 0(3): 368-372 |
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| 作者姓名： | 高洪波 郭世荣 章铁军 胡晓辉 张广华 |
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| 作者单位： | 河北农业大学园艺学院 河北保定071001(高洪波，张广华)，南京农业大学园艺学院 南京210095(郭世荣，胡晓辉)，河北农业大学现代教育中心 河北保定071001(章铁军) |
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| 基金项目： | 国家自然科学基金;河北农业大学校科研和教改项目 |
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| 摘 要： | 在水培条件下,研究了营养液低氧胁迫对网纹甜瓜幼苗生长指标、光合作用和生理代谢物质含量的影响。结果表明,低氧处理显著抑制了幼苗的生长,鲜重、干重等生长指标和叶绿素含量、净光合速率等光合指标均显著降低;低氧胁迫诱导幼苗不定根和根系活力显著增加;低氧胁迫下幼苗MDA、H2O2含量显著增加,但是幼苗体内可溶性糖、氨基酸、游离态多胺和热稳定蛋白含量也显著提高。与西域一号相比,星光生长较快,较高的光合速率、根系活力和生理代谢物质含量,缓解了低氧胁迫对幼苗的伤害。
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| 关 键 词： | 低氧胁迫 网纹甜瓜 生长指标 光合作用 代谢产物含量 |
Effect of Nutrient Solution Hypoxia Stress on the Growth and Physiological Metabolism of Muskmelon Seedlings |
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| GAO Hong-bo,GUO Shi-rong,ZHANG Tie-jun,HU Xiao-hui,ZHANG Guang-hua. Effect of Nutrient Solution Hypoxia Stress on the Growth and Physiological Metabolism of Muskmelon Seedlings[J]. Computer Science, 2006, 0(3): 368-372 |
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| Authors: | GAO Hong-bo GUO Shi-rong ZHANG Tie-jun HU Xiao-hui ZHANG Guang-hua |
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| Affiliation: | 1a College of Horticulture,b Center of Modern Education and Technology, Hebei Agricultural University, Baoding Hebei 071001, China;2College of Horticulture, Nanjing Agricultural University, Nanjing 210095, China |
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| Abstract: | Effect of nutrient solution hypoxia stress on growth index,photosynthesis of muskmelon seedlings were studied in this paper.The results showed that under hypoxia stress the growth of the seedlings were inhibited;the growth index such as fresh weight,dry w |
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| Keywords: | hypoxia stress muskmelon seedlings growth index photosynthesis metabolite content |
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