TY - GEN AU - Bouma, J AU - Nielsen, D R TI - Soil Spatial Variability Proceedings of a workshop of the ISSS and the SSSA Las vegas, USA 30 November - 1 December 1984 SN - 9022008916 U1 - 631.41 NIE CY - Pudoc Wargeningen KW - Soil-Spatial Variability/ Soil chemistry/ Soil science ER -