BRAY AND MORGAN SOIL EXTRACTANTS MODIFIED FOR TESTING ACID SOILS FROM DIFFERENT PARENT MATERIALS

[1] MEASUREMENTS OF PHOSPHORUS AVAILABILITY IN ACID SOILS OF PENNSYLVANIA [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1967, 31 (05): : 662 - &

[2] BINGHAM FRANK T., 1962, SOIL SCI, V94, P87, DOI 10.1097/00010694-196208000-00005

[3] DETERMINATION OF TOTAL, ORGANIC, AND AVAILABLE FORMS OF PHOSPHORUS IN SOILS [J]. SOIL SCIENCE, 1945, 59 (01) : 39 - 45

[4] BRAY RH, 1942, 1028 ILL AGR EXP STA

[5] BRELAND HL, 1957, 581 FLOR AGR EXP STA

[6] CHO CHAI MOO, 1959, SOIL SCI SOC AMER PROC, V23, P458

[7] COOKE GW, 1951, SOIL SCI, V2, P254

[8] Replacement of adsorbed phosphate from kaolinite by fluoride [J]. SOIL SCIENCE, 1941, 52 (01) : 263 - 273

[9] GREWELING T, 1960, 960 CORN U AGR EXP S

[10] Jackson ML, 1958, SOIL CHEMICAL ANALYS

[1] MEASUREMENTS OF PHOSPHORUS AVAILABILITY IN ACID SOILS OF PENNSYLVANIA [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1967, 31 (05): : 662 - &

[2] BINGHAM FRANK T., 1962, SOIL SCI, V94, P87, DOI 10.1097/00010694-196208000-00005

[3] DETERMINATION OF TOTAL, ORGANIC, AND AVAILABLE FORMS OF PHOSPHORUS IN SOILS [J]. SOIL SCIENCE, 1945, 59 (01) : 39 - 45

[4] BRAY RH, 1942, 1028 ILL AGR EXP STA

[5] BRELAND HL, 1957, 581 FLOR AGR EXP STA

[6] CHO CHAI MOO, 1959, SOIL SCI SOC AMER PROC, V23, P458

[7] COOKE GW, 1951, SOIL SCI, V2, P254

[8] Replacement of adsorbed phosphate from kaolinite by fluoride [J]. SOIL SCIENCE, 1941, 52 (01) : 263 - 273

[9] GREWELING T, 1960, 960 CORN U AGR EXP S

[10] Jackson ML, 1958, SOIL CHEMICAL ANALYS