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The samples of 45 g soil or loess material with or without BC were incubated in 250-mL Schott jars for 1181 days at 20 C and 70% of WHC. To obtain 70% of WHC, 9.45 and 8.82 mL distilled water were added to soil and loess, respectively. During the incubation, the CO2 evolved from the soil or loesswas trapped in 3 mL of 1.0 M NaOH solution placed in small caps into the incubation jars. Periodically, the NaOH with trapped CO2 was sampled and replaced with new NaOH. ÇëÎÊÎÄÏ×ÖÐCO2ÊÇÈçºÎÊÕ¼¯µÄ¡«Èç¹ûÊÇÃÜ·â×°Öõϰ£¬ÄÇôO2¾Í»áºÄ¾¡¡« |
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lulufantasy
гæ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 35.9
- É¢½ð: 1
- Ìû×Ó: 60
- ÔÚÏß: 22.9Сʱ
- ³æºÅ: 1550785
- ×¢²á: 2011-12-25
- רҵ: »·¾³ÎÛȾ»¯Ñ§
3Â¥2012-05-28 20:43:18
fayfeifei
Ìú¸Ëľ³æ (ÖøÃûдÊÖ)
- EEPI: 11
- Ó¦Öú: 291 (´óѧÉú)
- ¹ó±ö: 0.106
- ½ð±Ò: 8934.4
- É¢½ð: 274
- ºì»¨: 23
- Ìû×Ó: 1220
- ÔÚÏß: 188.7Сʱ
- ³æºÅ: 1303370
- ×¢²á: 2011-05-23
- ÐÔ±ð: MM
- רҵ: »·¾³ÎÛȾ»¯Ñ§

2Â¥2012-05-27 11:59:30
fayfeifei
Ìú¸Ëľ³æ (ÖøÃûдÊÖ)
- EEPI: 11
- Ó¦Öú: 291 (´óѧÉú)
- ¹ó±ö: 0.106
- ½ð±Ò: 8934.4
- É¢½ð: 274
- ºì»¨: 23
- Ìû×Ó: 1220
- ÔÚÏß: 188.7Сʱ
- ³æºÅ: 1303370
- ×¢²á: 2011-05-23
- ÐÔ±ð: MM
- רҵ: »·¾³ÎÛȾ»¯Ñ§

4Â¥2012-05-28 22:41:46
lulufantasy
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- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 35.9
- É¢½ð: 1
- Ìû×Ó: 60
- ÔÚÏß: 22.9Сʱ
- ³æºÅ: 1550785
- ×¢²á: 2011-12-25
- רҵ: »·¾³ÎÛȾ»¯Ñ§
5Â¥2012-05-29 21:02:28













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