Ahuja L. R., 1990, Agronomy, P143; Anonymous], 1974, APPL OPTIMAL ESTIMAT; Anonymous], SCI AGRICOLA; Anonymous], J BALKAN ECOL; Cassel DK, 2000, AGRON J, V92, P706, DOI 10.2134/agronj2000.924706x; COELHO AM, 1998, IRRIGATED CORN YIELD, P441; Cushman J.H., 1990, DYNAMICS FLUIDS HIER, P1; DAGAN G, 1986, WATER RESOUR RES, V22, pS120, DOI 10.1029/WR022i09Sp0120S; Dourado-Neto D., 1999, Scientia Agricola, V56, P1215; Embrapa, 1997, MANUAL METODOS ANALI, V2nd; Gee GW, 1986, METHODS SOIL ANAL, P383, DOI 10.2136/SSSAB00KSER5.1.2ED.C15; Journel A.G., 1991, MINING GEOSTATISTICS, P600; Kalman R. E., 1960, J BASIC ENG, V82, P35, DOI 10.1115/1.3662552; Kemper W. D., 1986, Methods of soil analysis. Part 1. Physical and mineralogical methods, P425; Li H, 2001, SOIL TILL RES, V58, P245, DOI 10.1016/S0167-1987(00)00172-0; LI H, 1999, AGRONOMY ABSTRACTS, P202; MCBRATNEY AB, 1983, SOIL SCI, V135, P177, DOI 10.1097/00010694-198303000-00007; MCGRAW T, 1994, SOIL TEST LEVEL VARI, V78, P24; MORKOC F, 1985, SOIL SCI SOC AM J, V49, P798, DOI 10.2136/sssaj1985.03615995004900040002x; NIELSEN DR, 1989, PLANT SOIL, V115, P285, DOI 10.1007/BF02202595; NIELSEN DR, 1997, S NAC INSTR AGR SIAG, P65; NIELSEN DR, 1999, EMERGING CONCEPTS SO, P303; Oliveira JCM, 2001, PLANT SOIL, V230, P61, DOI 10.1023/A:1004820119399; Shumway R. H., 1982, Journal of Time Series Analysis, V3, P253, DOI 10.1111/j.1467-9892.1982.tb00349.x; Shumway R.H., 1988, APPL STAT TIME SERIE; SHUMWAY RH, 1989, SOIL SCI, V147, P286, DOI 10.1097/00010694-198904000-00008; Stevenson FC, 2001, SOIL TILL RES, V58, P163, DOI 10.1016/S0167-1987(00)00166-5; TIMM LC, 2001, JOINT M CZECH SOC SO; van Kessel C, 2001, SOIL TILL RES, V58, P97, DOI 10.1016/S0167-1987(00)00160-4; Warrick A. W., 1986, Methods of soil analysis. Part 1. Physical and mineralogical methods, P53; WENDROTH O, 1992, SOIL SCI SOC AM J, V56, P801, DOI 10.2136/sssaj1992.03615995005600030021x; Wendroth O, 2001, SOIL TILL RES, V58, P113, DOI 10.1016/S0167-1987(00)00162-8; WENDROTH O, 1999, SPATIAL STAT ANAL ON, P159; Wendroth O, 1997, SOIL QUALITY CROP PR, P448