共 416 条
[11]
BIRD LS, 1960, UNPUB COTTON DISEASE
[12]
BIRD LS, 1959, TEXAS AGR PROGR, V5, P3
[13]
Blank Lester M., 1944, JOUR AMER SOC AGRON, V36, P875
[14]
BOCKMANN H, 1949, NACHR BL BIOL ZENTR, V10, P138
[15]
BOEWE GH, 1960, 48 NAT HIST SURV CIR
[16]
BOHM O, PFLANZENSCHUTZBERICH, V16, P1
[17]
BOLLEY HL, 1913, N DAK AGR EXP STA B, V107
[18]
BOLLEY HL, 1901, N DAK AGR EXP STA B, V50
[19]
FURTHER INVESTIGATION OF TOXIC SUBSTANCES WHICH ARISE FROM GUAYULE PLANTS - RELATION OF TOXIC SUBSTANCES TO THE GROWTH OF GUAYULE IN SOIL
[J].
BOTANICAL GAZETTE,
1946, 107 (03)
:343-351
[20]
BOSWELL VR, 1952, US DEP AGR FARM B, V2051