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This paper focused on pretreatment of wheat straw (PWS) using propionic acid, and research the structure and spectral analysis of PWS using electron microscopy,X-ray and infrared spectroscopy.

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The electron microscopy showed that the surface of WPS cracks and holes, and fiber was broken while a large number of hemicellulose dissolution.

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Crystallinity of WPS was 50.8% and untreated straw was 59.4% in the X-ray map.

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Infrared spectroscopy showed that increasing the surface area of cellulose because of hemicellulose and lignin was disolved by propionic acid was good for enzymatic hydrolysis of wheat straw.
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sltmac(½ð±Ò+1): лл½»Á÷~ 2011-06-10 12:50:42
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This paper focused on pretreatment of wheat straw (PWS) using propionic acid, and research the structure and spectral analysis of PWS using electron microscopy,X-ray and infrared spectroscopy.

µç¾µ¹Û²ì½á¹û±íÃ÷£¬¾­±ûËá·¨Ô¤´¦ÀíÖ®ºó£¬Ð¡Âó½Õ¸Ñ±íÃæ³öÏÖÁÑ·ì¡¢Áѿף¬ÏËά·¢Éú¶ÏÁÑ¡¢ÆÆË飬½á¹¹²ã¶ÏÃæµÄ°ëÏËÎ¬ËØ´óÁ¿ÍѳýÈܳö£¬½á¹¹±äµÃÅîËÉ¡£
The electron microscopy showed that the surface of WPS cracks and holes, and fiber was broken while a large number of hemicellulose dissolution.

XÑÜÉäͼ±íÃ÷£¬Î´¾­Ô¤´¦ÀíµÄСÂó½Õ¸ÑµÄÆä½á¾§¶ÈÊÇ59.4%£¬¾­±ûËáÔ¤´¦ÀíÖ®ºó£¬Æä½á¾§¶È½µÖÁ50.8%£¬±ûËáÔ¤´¦ÀíʹСÂó½Õ¸ÑµÄ½á¾§¶ÈÏÔÖøÏ½µ¡£

Crystallinity of WPS was 50.8% and untreated straw was 59.4% in the X-ray map.

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Infrared spectroscopy showed that increasing the surface area of cellulose because of hemicellulose and lignin was disolved by propionic acid was good for
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