DETERMINING SMALL AMOUNTS OF CALCIUM IN PLANT MATERIALS

[1] Barreto Antonio, 1945, BOL SOC BRASILEIRA AGRON, V8, P351

[2] BEESON KC, 1941, USDA MISC PUB, V369, P93

[3] HEADDEN WP, 1921, COLO AGR EXPT STA B, V267

[4] JACKSON CL, 1907, AM CHEM J, V37, P87

[5] KOLTHOFF IM, 1943, TXB QUANTITATIVE INO, P110

[6] SCHLUSS, 1843, LIEBIGS ANN CHEM, V48, P315

[7] YOE JH, 1928, PHOTOMETRIC CHEM ANA, V1, P139

[8] 1940, OFFICIAL TENTATIVE M, P127

[1] Barreto Antonio, 1945, BOL SOC BRASILEIRA AGRON, V8, P351

[2] BEESON KC, 1941, USDA MISC PUB, V369, P93

[3] HEADDEN WP, 1921, COLO AGR EXPT STA B, V267

[4] JACKSON CL, 1907, AM CHEM J, V37, P87

[5] KOLTHOFF IM, 1943, TXB QUANTITATIVE INO, P110

[6] SCHLUSS, 1843, LIEBIGS ANN CHEM, V48, P315

[7] YOE JH, 1928, PHOTOMETRIC CHEM ANA, V1, P139

[8] 1940, OFFICIAL TENTATIVE M, P127