紫色土丘陵区不同土地利用类型土壤抗蚀性特征研究
对紫色土丘陵区4种典型土地利用类型的土壤抗蚀性进行了研究,结果表明:(1)通过主成分分析,＞0.25 mm和＞0.5 mm水稳性团聚体含量、结构体破坏率能较好地衡量紫色土不同土地利用类型的土壤抗蚀性能;(2)＞0.25 mm和＞0.5 mm水稳性团聚体含量均为竹林地＞园地＞传统农耕地＞农林混作型耕地,结构体破坏率则表现为竹林地＜园地＜传统农耕地＜农林混作型耕地;(3)不同土地利用类型水稳性指数差别明显,其中竹林地为0.868,其次是园地、农林混作型耕地,分别为0.704,0.627,传统农耕地为0.469.
Sábháilte in:
| Formáid: | Artigo |
|---|---|
| Teanga: | Chinês |
| Foilsithe / Cruthaithe: |
Editorial Department of Journal of Soil and Water Conservation
2007-01-01
|
| Sraith: | Shuitu Baochi Xuebao |
| Ábhair: | |
| Rochtain ar líne: | http://www.stbcxb.com.cn/thesisDetails?columnId=76373752&Fpath=home&index=0 |
| Clibeanna: |
Níl clibeanna ann, Bí ar an gcéad duine le clib a chur leis an taifead seo!
|