Effect of oxygen concentrations (21, 17, 14, 11, 8, 5, 2%) and 5 doses of PH3 (0.025, 0.020, 0.015, 0.010, 0.005mg/1) on Tribolium castaneum,Oryzaephilus surinamensis and Rhyzopertha dominica has been studied.

• 本试验在21%25、17%25、14%25、11%25、8%25、5%25、2%25七组氧浓度和0.；025、0