Spatial variability of soil penetrability and distribution of compaction layer as affected by long-term ploughing at shallow depth in Rambuda irrigation scheme in Vhembe district, South Africa

Nethononda, L., Odhiambo, J., & Paterson, D. (2013). Spatial variability of soil penetrability and distribution of compaction layer as affected by long-term ploughing at shallow depth in Rambuda irrigation scheme in Vhembe district, South Africa. с. 248-254.