共 50 条
- [26] A SIMPLE DEVICE FOR FIELD STUDIES OF ANIMAL ACTIVITY CANADIAN JOURNAL OF ZOOLOGY-REVUE CANADIENNE DE ZOOLOGIE, 1983, 61 (06): : 1401 - 1404
- [28] TRACTIVE EFFICIENCY OF SOIL UNDER A SIMPLE TRACTION DEVICE JOURNAL OF AGRICULTURAL ENGINEERING RESEARCH, 1978, 23 (02): : 141 - 150
- [30] A simple device to simulate the radon vertical migration in soil JOURNAL OF INSTRUMENTATION, 2024, 19 (10):