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Çѱ¹È¯°æ»ýÅÂÇÐȸ / v.14, no.1, 2000³â, pp.38-45
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°¿øµµ °í¼º »êÈÁö¿ªÀÇ Åä¾ç ÀÌÈÇмº º¯È
( Soil Physical and Chemical Properties of Forest-Fired Area in Koseong, Kangwon ) |
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| This research has been done to investigate influence of soil physical and chemical properties on forest environmental change by fired pine forest in Koseong, Kangwondo. The sample sites were divided by not-fired sites(NF), not-cutting site after fired(FNC), cutting and planting sites after fired(FCP) and cutting and not-planting sites after fired(FC). Soil texture of whole sites was sandy clay loam. Sand content of NF top soil were lower than those of sub soil and clay content were higher, while FNC, FCP and FC sand content of top soil were higher than those of sub soil. Total porosity didn't differ between the sites. Coarse porosity and permeability had the increasing order as NF> FNC> FCP> FC, but fine porosity and bulk density had the opposite trends. Because forest fire removed the vegetation and then soil erosion was accelerated, forest environmental changes by forest fire greatly degraded soil porosity and permeability which were indices for forest water retention, so that soil physical properties were deteriorated. Both top and sub soil pHs of NF and FNC were higher than those of FCP and FC. Organic matter content and total nitrogen content of top and sub soils were high in order as NF> FNC> FCP> FC. Cation exchange capacities and exchangeable cation(K+, Na+, $Ca^2$+, $Mg^2$+) content in top soils were higher than those in sub soils, and in order as NF> FNC> FCP> FC, to be compared by the sites. Those mean that forest fire result from the erosion of top soil layers. |
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| Ű¿öµå |
| »êÈ;Åä¾çħ½Ä;¼Ò³ª¹«±º¶ô;°í¼ºÁö¿ª;FOREST FIRE;SOIL EROSION;PINE TREE;KOSEONG REGION; |
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Çѱ¹È¯°æ»ýÅÂÇÐȸÁö / v.14, no.1, 2000³â, pp.38-45
Çѱ¹È¯°æ»ýÅÂÇÐȸ
ISSN : 1229-3857
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO200011922082848)
¾ð¾î : Çѱ¹¾î |
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| ³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø |
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