共 9 条
- [1] ANDERSON NL, 1952, 486 MONT AGR EXP STA
- [2] GURNEY ASHLEY B., 1959, PROC U S NAT MUS, V110, P1
- [3] HINKLE GA, 1938, DISSERTATION
- [4] LANGFORD GS, 1930, CAESB 354
- [5] MORTON FA, 1939, USDABEPQ
- [6] MORTON FA, 1936, USDABEPQ
- [7] NERNEY NJ, 1957, MSRZ 58
- [8] PFADT RE, 1949, 290 WYOM AGR EXPT ST
- [9] RUBTZOV I. A., 1932, Plant Protection, P31