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Copyright of Journal of South China University of Technology (Natural Science Edition) is the property of South China University of Technology and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Copyright of Guihaia is the property of Guihaia Editorial Office and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Copyright of Journal of Harbin Institute of Technology. Social Sciences Edition / Haerbin Gongye Daxue Xuebao. Shehui Kexue Ban is the property of Harbin Institute of Technology and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Copyright of Guihaia is the property of Guihaia Editorial Office and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Copyright of Guihaia is the property of Guihaia Editorial Office and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Copyright of Guihaia is the property of Guihaia Editorial Office and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Ｔｈｅ ｄｉｏｅｃｉｏｕｓ Ｓｉｒａｉｔｉａ ｇｒｏｓｖｅｎｏｒｉｉ ｉｓ ａ ｆａｍｏｕｓ ｅｄｉｂｌｅ ａｎｄ ｍｅｄｉｃｉｎａｌ ｐｌａｎｔ ｉｎ Ｃｕｃｕｒｂｉｔａｃｅａｅ, ａｎｄ ｂｏｔｈ ｔｈｅ ｆｏｏｄ ｐａｒｔｓ ａｎｄ ｍｅｄｉｃｉｎａｌ ｐａｒｔｓ ｏｆ ｔｈｉｓ ｐｌａｎｔ ａｒｅ ｔｈｅｉｒ ｆｒｕｉｔｓ. Ｂｅｃａｕｓｅ ｏｆ ｔｈｅ ｉｍｐｏｒｔａｎｔ ｅｃｏｎｏｍｉｃ ｖａｌｕｅ, ｉｔ ｈａｓ ｂｅｅｎ ｗｉｄｅｌｙ ｐｌａｎｔｅｄ ｆｏｒ ａ ｌｏｎｇ ｈｉｓｔｏｒｙ ｉｎ Ｇｕｉｌｉｎ, Ｇｕａｎｇｘｉ, Ｃｈｉｎａ. Ｈｏｗｅｖｅｒ, ｔｈｅ ｐｒｏｂｌｅｍ ｏｆ ｐｏｌｌｅｎ ｌｉｍｉｔａｔｉｏｎ ｉｎ Ｓ. ｇｒｏｓｖｅｎｏｒｉｉ ｉｓ ｕｒｇｅｎｔｌｙ ｎｅｅｄｅｄ ｔｏ ｂｅ ｓｏｌｖｅｄ. Ｉｎ ｏｒｄｅｒ ｔｏ ｓｔｕｄｙ ｔｈｅ ｒｅｌａｔｉｏｎｓｈｉｐ ｂｅｔｗｅｅｎ ｆｌｏｗｅｒ ｓｃｅｎｔ ｓｕｂｓｔａｎｃｅ ａｎｄ ｆｌｏｗｅｒ-ｖｉｓｉｔｉｎｇ ｆｒｅｑｕｅｎｃｙ, ａｎｄ ｔｏ ｆｉｎｄ ｏｕｔ ｔｈｅ ｒｅａｓｏｎｓ ｆｏｒ ｐｏｌｌｅｎ ｌｉｍｉｔａｔｉｏｎ, ｗｅ ｃｏｌｌｅｃｔｅｄ ｔｈｅ ｓｃｅｎｔ ｓｕｂｓｔａｎｃｅ ｏｆ ｆｒｅｓｈ ｍａｌｅ ｆｌｏｗｅｒｓ ｏｆ Ｓ. ｇｒｏｓｖｅｎｏｒｉｉ ｂｙ ｄｙｎａｍｉｃ ｈｅａｄｓｐａｃｅ ａｄｓｏｒｐｔｉｏｎ ｔｅｃｈｎｉｑｕｅ. Ａｆｔｅｒ ｅｌｕｔｉｏｎ ｏｆ ｔｈｅ ａｂｓｏｒｐｔｉｏｎ ｃｏｌｕｍｎ, ｔｈｅ ｅｌｕｅｎｔ ｗａｓ ｃｏｎｃｅｎｔｒａｔｅｄ ｂｙ ｎｉｔｒｏｇｅｎ ｂｌｏｗｉｎｇ ｍｅｔｈｏｄ. Ｓｕｂｓｅｑｕｅｎｔｌｙ, ｔｈｅ ｃｏｎｃｅｎｔｒａｔｅｄ ｅｌｕｅｎｔ ｗａｓ ａｎａｌｙｚｅｄ ｂｙ ｇａｓ ｃｈｒｏｍａｔｏｇｒａｐｈｙ ｃｏｕｐｌｅｄ ｗｉｔｈ ｍａｓｓ ｓｐｅｃｔｒｏｍｅｔｒｙ (ＧＣ-ＭＳ). Ｉｎ ｔｈｉｓ ｐｒｏｃｅｓｓ, ｔｈｅ ｃｏｌｌｅｃｔｉｏｎ, ｃｏｎｃｅｎｔｒａｔｉｏｎ, ｓｅｐａｒａｔｉｏｎ ａｎｄ ｉｄｅｎｔｉｆｉｃａｔｉｏｎ ｏｆ ｔｈｅ ｓｃｅｎｔ ｓｕｂｓｔａｎｃｅ ｉｎ ｍａｌｅ ｆｌｏｗｅｒｓ ｏｆ Ｓ. ｇｒｏｓｖｅｎｏｒｉｉ ｗｅｒｅ ｃｏｎｄｕｃｔｅｄ. Ｆｉｎａｌｌｙ, ｔｈｅ ｒｅｌａｔｉｖｅ ｃｏｎｔｅｎｔ ｏｆ ｅａｃｈ ｓｕｂｓｔａｎｃｅ ｗａｓ ｃａｌｃｕｌａｔｅｄ ｂｙ ｔｈｅ ｐｅａｋ ａｒｅａ ｎｏｒｍａｌｉｚａｔｉｏｎ ｍｅｔｈｏｄ. Ａｍｏｎｇ ｔｈｅ ｓｃｅｎｔ ｓｕｂｓｔａｎｃｅ ｏｆ Ｓ. ｇｒｏｓｖｅｎｏｒｉｉ ｍａｌｅ ｆｌｏｗｅｒｓ, ｗｅ ｔｏｔａｌｌｙ ｆｏｕｎｄ ｆｉｖｅ ｔｅｒｐｅｎｅｓ, ｏｎｅ ａｒｏｍａｔｉｃ ｈｙｄｒｏｃａｒｂｏｎｓ, ｏｎｅ ａｌｋａｎｅｓ ａｎｄ ｏｎｅ ｅｓｔｅｒｓ, ｉｎ ｗｈｉｃｈ ｔｈｅ ｔｅｒｐｅｎｅｓ ｏｃｃｕｐｙ ａ ｒｅｌａｔｉｖｅ ｃｏｎｔｅｎｔ ｏｆ ７１.０７％, ｒａｎｋｉｎｇ ｔｈｅ ｈｉｇｈｅｓｔ ｃｏｎｔｅｎｔ. Ｔｈｉｓ ｒｅｓｕｌｔ ｓｈｏｗｅｄ ａ ｈｉｇｈ ａｇｒｅｅｍｅｎｔ ｗｉｔｈ ｔｈａｔ ｏｆ ｔｈｅ ｐｒｅｖｉｏｕｓ ｓｔｕｄｉｅｓ ｏｎ ｃｏｍｐｏｓｉｔｉｏｎ ｏｆ ｆｌｏｒａｌ ｓｃｅｎｔ ｓｕｂｓｔａｎｃｅ ｉｎ Ｃｕｃｕｒｂｉｔａｃｅａｅ ｐｌａｎｔｓ, ａｎｄ ｈａｄ ｇｏｏｄ ｅｘｐｅｒｉｍｅｎｔａｌ ｒｅａｐｅａｔａｂｉｌｉｔｙ. Ｆｕｒｔｈｅｒ ａｎａｌｙｓｉｓ ｓｈｏｗｅｄ ｔｈａｔ ｔｈｅ ｅｘｐｅｒｉｍｅｎｔ ｓｙｓｔｅｍ ｉｎ ｔｈｉｓ ｓｔｕｄｙ ｉｓ ａ ｓｏｌｉｄ ａｎｄ ｅｆｆｉｃｉｅｎｔ ｍｅｔｈｏｄ ｆｏｒ ｔｈｅ ｑｕａｎｔｉｔａｔｉｖｅ ａｎａｌｙｓｉｓ ｏｆ Ｓ. ｇｒｏｓｖｅｎｏｒｉｉ ｆｌｏｗｅｒ, ｌａｙｉｎｇ ｔｈｅ ｉｍｐｏｒｔａｎｔ ｆｏｕｎｄａｔｉｏｎ ｆｏｒ ｔｈｅ ｆｌｏｒａｌ ｓｃｅｎｔ ｒｅｓｅａｒｃｈ ｔｏｗａｒｄｓ ｔｈｅ ｐｏｌｌｅｎ ｌｉｍｉｔａｔｉｏｎ ｉｎ ｔｈｉｓ ｐｌａｎｔ. [ABSTRACT FROM AUTHOR]

Copyright of Guihaia is the property of Guihaia Editorial Office and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Copyright of Journal of Shanghai Jiaotong University (Medical Science) is the property of Journal of Shanghai Jiaotong University (Medical Science) and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

The genus Ichtyoselmis Lidén & Fukuhara(Papaveraceae)and the species I.macrantha(Oliver)Lidén is reported as a new record of Guangxi Province. [ABSTRACT FROM AUTHOR]