121–140 von 5,267 Ergebnissen
|

    Variability of crop calendar stage dates

    Sestak, M. L. / Hodges, T. / Artley, J. A. | NTRS | 1980

    Van Allen belt plasma physics

    Kennel, C. F. / Petschek, H. E. | NTRS | 1966

    Validation of scramjet exhaust simulation technique at Mach 6

    Hopkins, H. B. / Konopka, W. / Leng, J. | NTRS | 1979