共 17 条
[12]
SOANE BD, 1971, SSN67 SCOTT I AGR EN
[13]
PERFORMANCE OF A RIGID TINE IN RELATION TO SOIL PROPERTIES AND SPEED
[J].
JOURNAL OF AGRICULTURAL ENGINEERING RESEARCH,
1979, 24 (01)
:41-56
[14]
TAYLOR DW, 1967, FUNDAMENTALS SOIL ME
[15]
TERZAGHI J, 1967, SOIL MECHANICS ENG P
[16]
MECHANICAL STRENGTH OF UNSATURATED POROUS GRANULAR MATERIAL
[J].
JOURNAL OF SOIL SCIENCE,
1972, 23 (04)
:481-498
[17]
Treadwell D.D., 1976, THESIS U CALIFORNIA