共 29 条
- [1] Alakukku L, 2000, ADV GEOECOL, V32, P205
- [2] [Anonymous], 1999, CARBON SEQUESTRATION
- [3] [Anonymous], 1994, DEV AGR ENG
- [5] Arvidsson J, 2000, ADV GEOECOL, V32, P3
- [6] Impact of soil erosion on crop yields in North America [J]. ADVANCES IN AGRONOMY, VOL 72, 2001, 72 : 1 - 52
- [7] Dregne HE., 1992, DEGRADATION RESTORAT, P73
- [9] Hernanz JL, 2000, ADV GEOECOL, V32, P269