COMBINED EFFECT OF OXYGEN CONTENT AND SOIL COMPACTION ON ROOT PENETRATION

[1] BARLEY K. P., 1967, Advances in agronomy. Vol. 19., P1, DOI 10.1016/S0065-2113(08)60731-2

[2] Day P.R., 1956, SOIL SCI SOC AM J, V20, P167, DOI DOI 10.2136/SSSAJ1956.03615995002000020007X

[3] Grable A.R, 1966, ADV AGRON, V18, P57

[4] Proctor R. R., 1933, ENG NEWS-REC, V111, P245

[5] RUSSELL MB, 1952, SOIL PHYSICAL CONDIT

[6] SAVESON IL, 1961, ARS4141 US DEP AGR A

[7] TACKETT J. L., 1964, SOIL SCI SOC AMER PROC, V28, P600

[1] BARLEY K. P., 1967, Advances in agronomy. Vol. 19., P1, DOI 10.1016/S0065-2113(08)60731-2

[2] Day P.R., 1956, SOIL SCI SOC AM J, V20, P167, DOI DOI 10.2136/SSSAJ1956.03615995002000020007X

[3] Grable A.R, 1966, ADV AGRON, V18, P57

[4] Proctor R. R., 1933, ENG NEWS-REC, V111, P245

[5] RUSSELL MB, 1952, SOIL PHYSICAL CONDIT

[6] SAVESON IL, 1961, ARS4141 US DEP AGR A

[7] TACKETT J. L., 1964, SOIL SCI SOC AMER PROC, V28, P600