| 叶菜类不同生育期体内硝酸盐、亚硝酸盐及维生素C含量的变化 |
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| 引用本文： | 王景安,程炳嵩.叶菜类不同生育期体内硝酸盐、亚硝酸盐及维生素C含量的变化[J].河北科技师范学院学报,1989(2). |
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| 作者姓名： | 王景安 程炳嵩 |
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| 作者单位： | 河北农技师院，山东农业大学 |
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| 摘 要： | 作者对小白菜、菠菜和苔菜不同生育期体内硝酸盐、亚硝酸盐及维生素C的含量进行了测定。三种蔬菜不同生育期体内硝酸盐含量的变化曲线呈N形,亚硝酸盐及维生素C含量的变化曲线均呈M形。为合理确定这些蔬菜的食用时期提供了依据。
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| 关 键 词： | 叶菜类 硝酸盐 亚硝酸盐 维生素C |
Changes of contents of nitrate, nitrite and Vitamin C at different growth stages in leaf Vegetables |
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| Wang Jing-an.Changes of contents of nitrate, nitrite and Vitamin C at different growth stages in leaf Vegetables[J].Journal of Hebei Normal University of Science & Technology,1989(2). |
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| Authors: | Wang Jing-an |
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| Institution: | Wang Jing-an (Hebei Agrotechnical Teachers College) Cheng Bingsong (Shandong Agricultural University) |
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| Abstract: | The Contents of nitrate, nitrite and Vitamin C Were determined at different growth stages in three Vegetables: Brassiea Pekinensis Vat dissoluta, Spinacia oleracera and Brassica chinensis Var. tai-tsai. The content change of nitrate showed a curve of tape N, nitrite and Vitamin C showed tape M. These informations would give a reference to determine the appropriate period for harvesting and eating. |
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| Keywords: | leaf Vegetables nitrate nitrite Vitamin C |
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