REAPPRAISAL OF THE SOIL

[1] Blum HF., 1951, TIMES ARROW EVOLUTIO, V2nd edn

[2] BRAGG WL, ATOMIC STRUCTURE MIN

[3] CLARKE FW, 1924, 770 US GEOL SURV B

[4] DANIELS F, 1953, OUTLINE PHYSICAL CHE

[5] DOKUCHAEV VV, 1899, MESTO ROL SOVREMENNA

[6] Gortner R., 1929, OUTLINES BIOCH

[7] KOSSOVICH PS, 1911, OSNOVY UCHENIYA PO 2

[8] LECHATELIER HL, GENERAL CHEM, P319

[9] LOOMIS WE, 1949, PHOTOSYNTHESIS PLANT

[10] MARSHALL CE, 1949, COLLOIDAL CHEM SILIC

[1] Blum HF., 1951, TIMES ARROW EVOLUTIO, V2nd edn

[2] BRAGG WL, ATOMIC STRUCTURE MIN

[3] CLARKE FW, 1924, 770 US GEOL SURV B

[4] DANIELS F, 1953, OUTLINE PHYSICAL CHE

[5] DOKUCHAEV VV, 1899, MESTO ROL SOVREMENNA

[6] Gortner R., 1929, OUTLINES BIOCH

[7] KOSSOVICH PS, 1911, OSNOVY UCHENIYA PO 2

[8] LECHATELIER HL, GENERAL CHEM, P319

[9] LOOMIS WE, 1949, PHOTOSYNTHESIS PLANT

[10] MARSHALL CE, 1949, COLLOIDAL CHEM SILIC