共 50 条
- [23] Carbon isotope ratios of Great Plains soils and in wheat-fallow systems Soil Sci Soc Am J, 4 (1068-1077):
- [27] INFILTRATION UNDER NO-TILL AND CONVENTIONAL TILLAGE SYSTEMS IN SASKATCHEWAN CANADIAN AGRICULTURAL ENGINEERING, 1993, 35 (03): : 165 - 173
- [28] Grazing effect on soil properties in conventional and no-till systems SOIL & TILLAGE RESEARCH, 2009, 105 (01): : 164 - 170