9Bilen S, ^elik A,Altfikat S. 2010. Effects of strip and full-width tillage on soil carbon. IV. Oxide-carbon ( C02-C) fluxes and on bacterial and fungal populations in sunflower. African Journal of Biotechnology, 9: 6312-6319. 被引量:1
10Franzluebbers AJ. 2002. Soil organic matter stratification ratio as an indicator of soil quality. Soil & Tillage Research,66: 95 -106. 被引量:1