共 15 条
- [1] ALIHAMSYAH T, 1987, THESIS N CAROLINA ST
- [2] A NEW HAND-HELD RECORDING PENETROMETER FOR SOIL STUDIES [J]. JOURNAL OF SOIL SCIENCE, 1980, 31 (02): : 279 - &
- [3] Bowen H. D., 1981, Modifying the root environment to reduce crop stress, P21
- [4] BOWEN HD, 1967, T ASAE, V11, P10
- [5] Bowen HD, 1966, T ASAE, V9, P725, DOI DOI 10.13031/2013.40081
- [6] LABORATORY PENETROMETER FOR MEASUREMENT OF STRENGTH OF SOIL CLODS [J]. JOURNAL OF AGRICULTURAL ENGINEERING RESEARCH, 1977, 22 (01): : 85 - 91
- [7] Carter L. M., 1967, AGR ENG, V46, P348
- [8] FREITAG DR, 1967, T ASAE, V11, P750
- [9] REITHMULLER GP, 1983, T ASAE, V26, P1005
- [10] REITHMULLER GP, 1983, T ASAE, V26, P996