三江平原典型湿地及其开垦后土壤中总硫变化的初步研究.pdf

2003 12 14 12 CHINESE JOURNAL OF APPLIED ECOLOGY,Dec.2003,14(12)∃2191~ 2194 * * * 郝庆菊 王起超 王其存 李志博 ( , 130012) 3 !! ! ( Calamagrostis angustif olia) ( Carex meyeriana) ( Carex lasiocarp a) , - 1 . 3(622.4 mg∀kg ) ( 820.5 mg∀ - 1 - 1 kg ) ( 1022.4 mg∀kg ). - 1 - 1 - 1 - 1 (925.0 mg∀kg ) ( 841. 8mg∀kg ) (636.5 mg∀kg ) (520. 8 mg∀kg ) . ,, . 1980~ 2000 - 1 180.5 mg∀kg , 735. 8 mg∀ - 1 kg . , ,, . 1001- 9332(2003) 12- 2191- 04 S143 A Preliminary study ontotal sulfur in typical marsh wetland and arable soils in Sanjiang Plain. HAO Qingju, ANG Qichao, ANG Qicun, LI Zhibo (Institute of Northeast Geograp hy and Agricultrual Ecology, Chinese Academy of Sciences, Changchun 130012, China) . Chin. J. App l. Ecol. ,2003,14( 12):2191~ 2194. Threeprimary marsh types including Calamagrostis angustif olia marsh, Carex lasiocarp a marsh and Carex meyeriana marsh and the arableslandreclaimed in different yearswereselected as studying objects, andthetotal - 1 sulfur inthesesoilswereanalyzed. Theresultsindicatedthat the meantotalsulfurwas622.4 mg∀kg in Cala - 1 - 1 magrostis angustif olia marsh soils,820.5 mg∀kg in Carex meyerianan marsh soils, and 1022.4 mg∀kg in Carex lasiocarp a marsh soils.Naoli River, Bielahong River, Yalu River and Nongjiang