PENETROMETER MEASUREMENTS FOR SCREENING SOIL PHYSICAL VARIABILITY

[1] BARLEY KP, 1965, AUST J SOIL RES, V3, P68

[2] BILLOT JF, 1982, SCI SOL, V3, P187

[3] BLACK AC, 1965, METHODS SOIL ANAL 1

[4] COCKROFT B, 1969, Australian Journal of Soil Research, V7, P333, DOI 10.1071/SR9690333

[5] De Boodt M., 1967, W EUROPEAN METHODS S

[6] PENETRATION RESISTANCE AND ROOT-GROWTH OF OATS IN TILLED AND UNTILLED LOESS SOIL [J]. SOIL & TILLAGE RESEARCH, 1983, 3 (03) : 261 - 275

[7] Hartge K. H., 1983, Mitteilungen der Deutschen Bodenkundlichen Gesellschaft, V38, P753

[8] HORN R, 1984, Z KULTURTECH FLURBER, V6, P377

[9] KULLMANN A, 1968, UNTERSUCHUNGSMETHODE

[1] BARLEY KP, 1965, AUST J SOIL RES, V3, P68

[2] BILLOT JF, 1982, SCI SOL, V3, P187

[3] BLACK AC, 1965, METHODS SOIL ANAL 1

[4] COCKROFT B, 1969, Australian Journal of Soil Research, V7, P333, DOI 10.1071/SR9690333

[5] De Boodt M., 1967, W EUROPEAN METHODS S

[6] PENETRATION RESISTANCE AND ROOT-GROWTH OF OATS IN TILLED AND UNTILLED LOESS SOIL [J]. SOIL & TILLAGE RESEARCH, 1983, 3 (03) : 261 - 275

[7] Hartge K. H., 1983, Mitteilungen der Deutschen Bodenkundlichen Gesellschaft, V38, P753

[8] HORN R, 1984, Z KULTURTECH FLURBER, V6, P377

[9] KULLMANN A, 1968, UNTERSUCHUNGSMETHODE