Aggregate size and the state of soil aggregation may be influenced by different soil management and cultural practices which lead to changes in soil organic matter content and biological activity. The objective of this study was to verify the relationship between organic carbon and the size and stability of soil aggregates in two planting systems (conventional and direct), three crop rotations (corn/wheat/corn, soybean/wheat/corn and soybean/wheat/soybean), under two soil sample preparation processes: use of 4 and 8 mm sieves before the […]