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* ¾Ö²¿Æø·¹ÊÕÏ£¬Î´Í¨Æø * * 8ËÀ2²Ð ×¢£º48СʱÊÓ²ìЧ¹û * Unaeration because of the breakdawn of the aerating system * * 8 killed and 2 injured Note£ºResults of the experiment for 48 hours ±í2 ²î±ð´¦Öóͷ£48СʱÄÚµÄÈÜÑõÁ¿×ª±ä Table 2 Change of dissolved oxygen content with different treatments within 48 hours £¨Unit £ºml/L£©
ΪѰÕÒÔÚÖª×ãÈÜÑõÁ¿Ìõ¼þÏ£¬²èÔíËضԶÔϺµÄÈ«ÖÂËÀŨ¶È£¬½«ÓÃҩŨ¶ÈÌá¸ßµ½120ppm£¬Éè80¡¢100¡¢120ppm3×é´¦Öóͷ££¬¾48СʱÊӲ죬80Óë100ppmµÄÊÇ8»î2ËÀ£¬120ppmµÄÊÇ5»î5ËÀ£¬¾ùδµÖ´ïÈ«ÖÂËÀ¡£µ«´ÓÉú³¤×´Ì¬À´¿´£¬100Óë120ppm2×éÖÐ×ÐϺÀÁ¶¯²»½øʳ£¬ËµÃ÷´ËʱÒÑÓÐÖж¾Ö¢×´¡£ ×ÛÉÏËùÊö£¬¶ÔϺ¶ÔÁ½ÖÖÐͺŲèÔíËض¼ÓÐÒ»¶¨µÄ¿¹¶¾ÐÔ×÷Óã¬×ÝÈ»ÔÚ²»¹ÄÆøµÄÑøÖ³Ìõ¼þÏ£¬Ê¹ÓÃÇ徲Ũ¶ÈÒà>10ppm¡£ £¨¶þ£©²èÔíËضÔɳ²ÏµÄ¶¾ÐÔÊÔÑé ɳ²ÏÓֽк£òÇò¾£¬ÆÜÓÚ³±¼ä´ø»òϺ³Øµ×²¿ÓÙÄàÖУ¬ÊǶÔϺµÄÖ÷Òª¶üÁÏÉúÎɳ²ÏÔÚ·ÖÀàÉÏÊô»·½Ú¶¯Îµ«ËüÓëÓãÀà¾ßÓÐÏà֮ͬ´¦£¬ÆäѪҺÖк¬ÓÐѪºìϸ°û¡£ ÊÔÑéЧ¹ûÅú×¢£¬²èÔíËضÔɳ²ÏÓÐÒ»¶¨µÄ¶¾ÐÔ£¬±í3ö¾ÙÁË0¡¢0.5¡¢3¡¢5ppm4¸ö´¦Öóͷ£×éµÄÊÓ²ìЧ¹û£¨ÆäÖÐ1¡¢2ppm´¦Öóͷ£Óë±ÈÕÕ×éÒ»Ñù£¬Ã»ÓÐÒ쳣δÁÐÈ룩ÆðÔ´¿´³ö²èÔíËضÔɳ²ÏµÄÖÂËÀŨ¶È´óÓÚ3ppm¡£ÊÔÑéÖл¹·¢Ã÷£¬½«Öж¾éæÃüµÄɳ²ÏιÑøÓãÀ༰¶ÔϺ£¬Î´·¢Ã÷Óв»Á¼µÄÓ°Ïì¡£ ±í3 ²èÔíËضÔɳ²ÏµÄ¶¾ÐÔÊÔÑé Table 3 Toxicity tea saponin to clam worm £¨µ¥Î»£º´æ»îÊý£¬Unit£ºNo. of survival£©
* 1ÌõéæÃüΪÊÜÉ˶ÏÁÑÕß * * ÑÏÖØÖж¾,Ìå±í×îÏÈÍÊÉ« * * * ³Ê͸Ã÷×´,²¿·ÖÒѽâÌå * 1 die of injury * * Seriouly poisoned and faded * * * Transparent and disintegrated (Èý)²èÔíËض¾ÐԵijÖЧÐÔÊÓ²ì ÊÔÑéÒÔ¶Ô²èÔíËض¾ÐÔÃô¸ÐÐÔ½ÏÇ¿µÄÎÆçÉöy»¢ÓãΪÖÊÁÏ£¬½ÓÄÉ·ÅÑøÓãÃçµÄ²½·¥£¬¼´Í¶Ò©ºó¾àÀëһ׼ʱ¼äͶ·ÅÓãÃç¡£²èÔíËØ¢ñÉè0.5¡¢1¡¢2¡¢3ºÍ5ppmºÍ²èÔíËØ¢òÉè0.7¡¢0.8¡¢1ºÍ5ppmµÈ9ÖÖ²î±ðŨ¶È´¦Öóͷ££¬Ò»Á¬5Ì죬ÌìÌì·ÅÓ㡣Ч¹ûÅú×¢£¬Á½ÖÖÐͺŲèÔíËØÔÚ5ppmÒÔÄÚʱ£¬ÔÚͶҩºóµÄµÚ2Ì죨¼´24Сʱ×óÓÒ£©£¬¾ù±£´æÓж¾ÐÔ£¬µ«µ½40СʱÒԺ󣬶¾ÐÔÒÑϽµÖÁ²»ÔÙÒýÆðÓãÖж¾éæÃü£¬¼´ËµÃ÷²èÔíËصÄÓ㶾»îÐÔÔÚ×ÔÈ»ÇéÐÎÖÐÄÜ×ÔÐнµ½â£¬ÕâÔÚʹÓÃÇå¾²ÐÐÐÔºÍÇéÐα£»¤µÈ·½Ãæ¾ßÓÐÖ÷ÒªÒâÒå¡£ ÌÖ ÂÛ ÔÚ²»¹ÄÆøÌõ¼þÏ£¬¶ÔϺ·ÅÑø48Сʱºó£¬µ±²èÔíËØ¢ñÁè¼Ý40ppm¡¢²èÔíËØ¢ò´óÓÚ60ppm¡¢ÈÜÑõÁ¿½µÖÁ1.3ºÁÉý/ÉýÒÔÏÂʱ£¬·ºÆðÁ˶ÔϺµÄÑÏÖØéæÃü£¬¶øÔÚ¹ÄÆøµÄÌõ¼þÏÂéæÃüÔòºÜÉÙ£¬ËµÃ÷éæÃüÔµ¹ÊÔÓɲ»ÍêÈ«ÊDzèÔíËض¾ÐÔËùÖ£¬¶øÖ÷ÒªÊÇË®ÖÐȱÑõÖ®¹Ê¡£Ë®ÖÐÈÜÑõÁ¿µÍÓÚ1.3ºÁÉý/ÉýʱӰÏì¶ÔϺÉúÑĵÄÕâһЧ¹û£¬ÓëÈÕ±¾½ñ¾®ÕÉ·òÊÔÑéЧ¹ûÒ»Ö¡£ Ë®ÖÐÈÜÑõÁ¿½µµÍµÄÔµ¹ÊÔÓÉ£¬ÆäÒ»ÊǶÔϺÉú³¤ÖкÄÑõËùÖ£¬Èç±ÈÕÕ×é 48СʱºóË®ÖÐÈÜÑõÁ¿´Ó5.8ºÁÉý/ÉýϽµÖÂ4.6ºÁÉý/Éý£»Æä¶þÈÜÑõÁ¿ÊÇËæ²èÔíËØŨ¶ÈµÄÌá¸ß¶øϽµµÄ£¨±í2£©£¬Õâ´ÓÁ½ÖÖÐͺŲèÔíËØ100ppmË®ÈÜÒº°²ÅÅÀú³ÌÖÐÈÜÑõÁ¿µÄת±ä²â¶¨Ð§¹ûҲ֤ʵÁËÕâÒ»µã£º±ÈÕÕ×é¾32СʱÆäÈÜÑõÁ¿½ö´Ó7.1ºÁÉý/Éý£¬¶ø´¦Öóͷ£×éµÄÈÜÑõÁ¿Ôò´Ó7.3ºÁÉý/ÉýϽµ2.5¡ª3.3ºÁÉý/Éý¡£µ«´Ó±í2¿´³ö£¬²èÔíËصÄÕâÖÖ×÷ÓÃÔÚ10ppmÒÔÄÚ²¢²»ÏÔ×Å£¬ËäÓжÔϺÑøÖ³£¬¾48СʱÆäÈÜÑõÁ¿ÈÔÄܼá³Ö3¡ª3.3ºÁÉý/Éý¡£Òò´Ë£¬ÔÚ¾ÙÐиßŨ¶ÈÊÔÑéʱ£¬Ó¦×¢Öؼá³ÖË®ÖÐÓÐÒ»¶¨µÄÈÜÑõÁ¿¡£ ÖÁÓÚ²èÔíËØÈÜÒº¶¾ÐÔ½µ½âµÄÔµ¹ÊÔÓÉ£¬¿ÉÄÜÓ뺣ˮµÄËá¼î¶ÈÓйء£´Ó²â¶¨¼Í¼À´¿´£¨±í4£©£¬º£Ë®pHÖµÔÚ8.0×óÓÒ£¬³Ê΢¼îÐÔ£¬ÂÔÊܲèÔíËØŨ¶È¼°°²ÅÅʱ¼äµÄÓ°Ï죬µ«Ó°ÏìÉõ΢¡£ÔÚ¼îÐÔÌõ¼þÏ£¬²èÔíËز»ºÜÎȹ̣¬ß°ÔªÓëÓлúËáÖ®¼äµÄõ¥¼ü¶ÏÁÑÆÊÎö³ÉÔÔí²Ý¾«´¼¡ªAºÍÓлúËᣬ¶¾ÐÔÒ²ËæÖ®ÏûÊÅ¡£É½ÌïµÈÈ˵ÄÊÔÑéҲ֤ʵÁËÕâÒ»µã¡£ÖÁÓڽⶾµÄÕæʵԵ¹ÊÔÓÉ£¬ÉÐÓдý½øÒ»²½Ñо¿¡£ÕâÖÖ×ÔÐнµ½âµÄÌØÕ÷£¬¶ÔÇéÐα£»¤ÊÇÓÐÀûµÄ¡£ ±í4 ²î±ðŨ¶ÈµÄ²èÔíËغ£Ë®ÈÜÒº°²ÅÅÀú³ÌÖеÄpHֵת±ä Table 4 Changes of the PH values of the sea waters treated with different concentrations of tea saponin during the course of laying up
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