ON THE BEHAVIOR OF NONEXCHANGEABLE POTASSIUM IN SOILS

[21] BLANCK E, 1912, J LANDW, V60, P97

[22] POTASSIUM-SUPPLYING POWER OF SEVERAL INDIANA SOILS [J]. SOIL SCIENCE, 1950, 70 (03) : 237 - 247

[23] BURNS ALLAN F., 1961, SOIL SCI SOC AMER PROC, V25, P349

[24] CAMERON FK, 1911, SOIL SOLUTION NUTRIE

[25] CHANDLER RF, 1945, J AM SOC AGRON, V37, P709

[26] CHIEN SH, 1980, SOIL SCI SOC AM J, V44, P266

[27] DIFFUSION OF POTASSIUM FROM MICA-LIKE CLAY MINERALS [J]. NATURE, 1967, 213 (5081) : 1156 - &

[28] PLANT UPTAKE AND CHEMICAL EXTRACTIONS FOR EVALUATING POTASSIUM RELEASE CHARACTERISTICS OF SOILS [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1969, 33 (02): : 226 - +

[29] COOK MAURICE G., 1960, SOIL SCI SOC AMER PROC, V24, P252

[30] Crank J, 1956, MATH DIFFUSION

[21] BLANCK E, 1912, J LANDW, V60, P97

[22] POTASSIUM-SUPPLYING POWER OF SEVERAL INDIANA SOILS [J]. SOIL SCIENCE, 1950, 70 (03) : 237 - 247

[23] BURNS ALLAN F., 1961, SOIL SCI SOC AMER PROC, V25, P349

[24] CAMERON FK, 1911, SOIL SOLUTION NUTRIE

[25] CHANDLER RF, 1945, J AM SOC AGRON, V37, P709

[26] CHIEN SH, 1980, SOIL SCI SOC AM J, V44, P266

[27] DIFFUSION OF POTASSIUM FROM MICA-LIKE CLAY MINERALS [J]. NATURE, 1967, 213 (5081) : 1156 - &

[28] PLANT UPTAKE AND CHEMICAL EXTRACTIONS FOR EVALUATING POTASSIUM RELEASE CHARACTERISTICS OF SOILS [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1969, 33 (02): : 226 - +

[29] COOK MAURICE G., 1960, SOIL SCI SOC AMER PROC, V24, P252

[30] Crank J, 1956, MATH DIFFUSION